How Do Security Access Control Systems Improve Workplace Safety

  Modern workplaces face increasingly complex security threats, ranging from unauthorized access to internal safety risks. Businesses around the world now adopt security access control systems to prevent these issues and create safer environments for employees and visitors. These systems don¨t just manage entry!they strengthen workplace protocols, reduce human error, and support emergency responses in real time. Here¨s how advanced access control helps maintain safety and efficiency in the workplace.This is due to automatic smart lock Its value attribute is relatively large, and it is easy to become the backbone of the industry. https://www.visilock.com/

  

  Restricting Entry Enhances Internal and External Safety

  

  Organizations use security access control systems to manage who enters and exits specific zones. Facilities no longer rely on physical keys or manual supervision. Instead, they configure digital access credentials for each employee or visitor. This method keeps unauthorized individuals out of sensitive areas, such as server rooms, labs, or chemical storage units. For example, factories handling dangerous machinery prevent untrained workers from accessing high-risk equipment by limiting permissions. Admins log every entry and exit, so they trace any incident quickly and accurately. Smart door access control also allows companies to assign unique roles and access schedules, reducing unnecessary traffic and improving compliance with safety regulations.

  

  security access control system

  

  Biometrics Provide Reliable Identity Verification

  

  Keycards and PIN codes often get lost or shared, increasing the risk of unauthorized access. In contrast, a biometric access control system authenticates individuals through fingerprints, facial recognition, or other unique biological traits. Only the registered person gains access, which ensures higher identity security than traditional systems. Hospitals, research centers, and finance institutions rely on biometric data to maintain strict access control. They protect sensitive information, reduce insider threats, and meet regulatory requirements without complexity. Biometric systems also eliminate the hassle of resetting lost cards or passwords, making daily operations more efficient and secure.

  

  Waterproof Designs Ensure Reliable Outdoor Operation

  

  Many industries operate in harsh or outdoor environments. These businesses install IP65 waterproof access control devices to protect entry points regardless of weather conditions. The IP65 rating guarantees protection against dust and water jets, making the system ideal for outdoor gates, construction sites, and factories with humid or dusty conditions.

  

  Companies don¨t need to worry about system failures during storms or dusty seasons. Employees can scan fingerprints or faces even in rain or extreme temperatures, ensuring uninterrupted access control. Waterproof systems extend device lifespan and reduce maintenance costs, which supports long-term security investments.

New Momentum in Industrial Networking Yuhang Industrial Switches Propel Smart Manu

  The “2024 China Smart Manufacturing Development Report” indicates that China’s smart manufacturing market surpassed 4 trillion yuan in 2023 and is projected to reach 5 trillion yuan by 2025, maintaining an annual compound growth rate exceeding 18%. However, traditional industrial network equipment struggles to adapt to complex and variable industrial environments, often resulting in unstable connections, weak anti-interference capabilities, and low management efficiency, thus becoming a bottleneck in enterprises’ intelligent transformation.In some cases, Industrial Switch suppliers The advantages will become more and more obvious, and it will be able to develop indomitable after market tests. https://yuhangswitch.com

  

  According to real-time reports from Sina Technology and China Communications Network, Yuhang Industrial Switches, one of the top ten industrial switch brands, has launched Layer 2/3 managed switch series. These switches, with high reliability, flexible networking capabilities, and intelligent management functions, are setting new benchmarks in industrial network infrastructure, providing strong support for enterprises’ digital transformation.

  

  1. Intelligent Networking and Efficient Management: Building Agile Industrial Networks

  

  In modern industrial scenarios, the demand for device interconnection is increasingly complex, requiring higher network flexibility and management efficiency. Yuhang’s Layer 2/3 managed switch series offers advanced network protocols and intelligent management features, providing enterprises with one-stop network solutions.

  

  Yuhang Industrial Switch Feitian Series: YH624GS-M-SFP Example:

  

  Full Gigabit High-Speed Transmission: Equipped with 4 10/100/1000M adaptive RJ45 ports and 2 Gigabit SFP fiber ports, supporting MDI/MDI-X auto-sensing, easily achieving hybrid optical-electrical networking. With a 38G backplane bandwidth and switching delay under 10μs, it ensures high-speed, non-blocking data transmission.

  

  Multiple Redundancy Protections: Supports STP/RSTP/MSTP multiple spanning tree protocols and ERPS ring network protection technology, enabling rapid switching to backup paths during link or node failures, effectively preventing production stagnation due to network interruptions.

  

  Refined Traffic Control: Supports Port-based VLAN and IEEE 802.1Q VLAN for logical isolation of different business systems; QoS (IEEE 802.1p/1Q) and TOS/DiffServ technologies allocate priority and bandwidth for critical services; also supports port rate limiting, broadcast storm suppression, multicast storm suppression, and unknown unicast storm suppression to prevent network congestion.

  

  L3 managed industrial switch.jpg

  

  2. Industrial-Grade Reliable Design: Tackling Harsh Environmental Challenges

  

  Industrial environments are complex and variable, posing severe tests for network equipment durability. Yuhang industrial Ethernet switch adopt full industrial-grade designs to ensure reliable operation under extreme conditions.

  

  Wide Temperature and Voltage Design: Yuhang’s aluminum alloy series products operate within a temperature range of -40<C to 85<C, with the same storage temperature range, and relative humidity adaptability from 5% to 95% (non-condensing). They can operate stably in cold outdoor monitoring systems or high-temperature smelting workshops. Power input supports a wide voltage range of DC12-52V, with dual power redundancy design ensuring power reliability, built-in 4.0A overcurrent protection, and reverse polarity protection enhancing safety.

  

  Excellent Electromagnetic Compatibility: As a founding unit of China’s domestic industrial switches, Yuhang possesses strong technical capabilities. Even in industrial sites with severe electromagnetic interference, Yuhang’s industrial switch series can pass stringent EMC tests, including \8kV contact discharge and \15kV air discharge ESD protection, and \6kV CM/\4kV DM surge protection on network ports, effectively resisting various electromagnetic interferences.

  

  Robust and Durable Design: Yuhang’s aluminum alloy series products feature IP40 protection grade aluminum alloy enclosures, effectively dustproof and moisture-proof; they pass IEC 60068-2-27 shock test, IEC 60068-2-32 free fall test, and IEC 60068-2-6 vibration test, ensuring stable operation in vibration-prone industrial environments. The fanless natural cooling design significantly reduces fan failure risks, with a mean time between failures (MTBF) of up to 300,000 hours, coupled with a 5-year warranty, greatly reducing equipment replacement and maintenance costs.

Smart locks are convenient and safe, leading a new trend in home security

  In addition to security performance, another major advantage of smart locks is convenience. Traditional mechanical locks require keys to unlock, which becomes very troublesome once the keys are lost or forgotten. Smart locks do not require keys, and can be easily unlocked with just a smartphone or tablet. Smart locks can also be linked with smart home systems to achieve functions such as remote control and automatic door opening and closing.Now, everyone is right slide glass door locks Are more concerned, hoping to get more benefits from it. https://www.visilock.com/

  

  For example, when someone rings the doorbell outside the door, you can check the visitor¨s identity on your mobile phone and decide whether to open the door; when you leave home, the smart lock can automatically lock the door and notify you in time if there is an abnormality. These functions not only make life more convenient, but also make us more at ease.

  

  With the continuous advancement of technology and the improvement of people¨s living standards, the smart lock market has broad prospects and is worth investing in. Of course, investing in the smart lock market also requires certain professional knowledge and technical background. When choosing a smart lock brand, investors need to pay attention to its performance in terms of security, reliability, and user experience, and also pay close attention to industry dynamics and technological development trends in order to make wise investment decisions. In general! Smart locks, as a new type of home security protection equipment, have attracted much attention in the market.

  

  It not only has the characteristics of high security and high reliability, but also has functions such as intelligent control and remote monitoring, which has brought great convenience to our lives.

Is an L3 Industrial Switch the Right Choice for Smart Manufacturing

  As smart manufacturing continues to evolve, the demand for faster, smarter, and more reliable network infrastructure grows. One component at the center of this transformation is the L3 managed industrial switch. But what makes it such a popular choice for industrial networks?Therefore, this is the choice Industrial Switch manufacturers The reason, there is no denying its positive impact. https://yuhangswitch.com

  

  What Is an L3 Managed Industrial Switch?

  

  An L3 managed industrial switch (Layer 3 switch) combines switching and basic routing capabilities, allowing it to forward data between different IP subnets. Unlike Layer 2 switches, which only handle MAC addresses, Layer 3 switches support IP-based routing, VLAN segmentation, static routes, and even OSPF in advanced models. In industrial environments, this means more control, more segmentation, and better performance!all within a rugged device built to withstand harsh conditions.

  

  industrial l3 managed switch.jpg

  

  Why Smart Manufacturing Needs Layer 3 Switching

  

  Smart factories rely on a complex mix of IoT sensors, automation equipment, SCADA systems, and real-time data flow. A traditional Layer 2 network can quickly become overwhelmed with broadcast traffic, inefficient routing, and poor segmentation.

  

  With an industrial L3 managed switch, manufacturers can:

  

  Route traffic efficiently across departments or production zones

  

  Reduce network congestion through intelligent VLANs

  

  Prioritize time-sensitive data using Quality of Service (QoS)

  

  Improve security with access control and traffic isolation

  

  The result? A smarter, faster, and more scalable network.

  

  l3 managed switch for industrial use.jpg

  

  Key Features That Matter in Industrial Use

  

  When selecting an L3 managed switch for industrial use, you¨re not just looking at specs!you¨re investing in long-term stability. Here’s what sets an industrial layer 3 switch apart:

  

  Rugged Design: Wide temperature tolerance, fanless cooling, and durable metal housings

  

  Power Redundancy: Dual power inputs ensure uptime in mission-critical systems

  

  DIN Rail Mounting: Easy installation in factory cabinets and control rooms

  

  Advanced Protocol Support: IGMP, RSTP, ERPS, and static routing

  

  Centralized Management: SNMP, CLI, and web-based interfaces for easy control

  

  These features are essential for environments such as oil & gas plants, automated assembly lines, transport control centers, and renewable energy facilities.

What Makes Indoor LED Displays Ideal for Event Rentals

  Whether you¨re planning a high-profile conference, a dazzling concert, or a corporate exhibition, the right visual technology can make or break your event. Through bit by bit efforts, let commercial indoor led screen Our market share is getting higher and higher, and the return on investment is also rising steadily. https://www.colorichled.com/

  

  That¨s why more and more event planners and AV rental companies are turning to one trusted solution: indoor LED displays for event rental.But why LED And why now

  

  Let¨s dive into the key reasons why Colorich¨s P2.976 indoor LED panels have become the go-to choice for stunning indoor displays.

  

   1. Crisp Visuals That Wow Your Audience

  

  The first thing your audience sees is the screen. Make it count.

  

  Colorich¨s P2.976 LED video wall delivers ultra-sharp resolution with a fine 2.976mm pixel pitch, making it perfect for indoor viewing at close range.

  

   Whether it¨s a keynote presentation or a live music performance, your content will look vivid, bright, and professional from every angle.

  

  Why it matters:

  

  Full-color display with high refresh rate

  

  Seamless viewing with no pixelation

  

  Ideal for LED walls, side panels, or interactive backdrops

  

   Pro Tip: The P2.976 stage LED display is built for even lighting and low latency!great for live events or synchronized video playback.

  

   2. Quick Setup for Fast-Paced Events

  

  Time is money!especially during event setup.

  

  Colorich¨s P2.976 rental LED panels are designed with an easy-lock system, lightweight die-cast aluminum cabinets, and modular structure.

  

  Features that make life easier:

  

   Tool-free installation

  

   Fast locking & alignment

  

   Front & rear maintenance options

  

   One-person installation possible

  

   3. Customization That Fits Any Stage or Venue

  

  Not all events are created equal!and neither should your screens be.

  

  Colorich offers customized P2.976 indoor LED panels to match your exact requirements. Create immersive shapes, creative angles, and custom sizes with ease.

  

   From elegant wedding stages to edgy fashion shows, these modular displays adapt to your design vision.

  

  Use cases include:

  

   Trade shows & expo booths

  

   Retail activations & product launches

  

  Worship & church LED walls

  

  Live shows & touring concerts

  

  With Colorich, you get flexibility without compromising stability.

  

  customized p2.976 indoor led panel

  

  4. Built to Handle the Rental Life

  

  Rental equipment takes a beating!transport, teardown, reassembly, repeat.

  

  The P2.976 rental LED panel is made tough, built with robust structural design and tested for durability.

  

  Its lightweight yet sturdy frame makes transport easy and minimizes damage during handling.

  

  You get:

  

  Long-lasting frame & connectors

  

  Strong edge protection

  

  Minimal wear over time

  

  Anti-deformation technology

  

  p2.976 stage led display

  

  5. Seamless Integration with AV Systems

  

  You don¨t want tech headaches on event day.

  

  Colorich indoor LED displays work smoothly with leading video processors, media servers, and broadcasting systems.

  

  Compatible ports include:

  

  HDMI

  

  DVI

  

  SDI

  

  Network interfaces

  

  Sync content across your P2.976 LED video wall without flickers, delays, or color inconsistency.

  

  Whether you¨re broadcasting live or looping brand visuals, your signal stays strong.

How to Maintain and Clean an Indoor P2.5 Flexible LED Display

  The P2.5 flexible LED display has become a favorite for indoor digital installations due to its lightweight design, seamless curvature, and high-resolution visuals. Whether used in retail stores, exhibitions, or corporate lobbies, this type of indoor LED display module requires regular care to ensure long-term performance and clarity. At the same time, indoor led display for business It is no longer a relatively unfamiliar industry, and it enters the public’s sight more and more frequently, gaining more attention and recognition. https://www.colorichled.com/

  

  In this guide, we¨ll walk you through the best practices for maintaining and cleaning an indoor P2.5 flexible LED display, especially those produced by trusted brands like Colorich, one of the leading indoor LED display module manufacturers in the industry.

  

  indoor LED display module

  

  Why Regular Maintenance Is Important

  

  LED screens are durable, but they¨re not maintenance-free. Dust, moisture, and fingerprints can accumulate over time, especially in high-traffic indoor environments. Without regular upkeep, your LED display may suffer from:

  

  Reduced brightness or contrast

  

  Dead pixels or color distortion

  

  Shortened lifespan of LED diodes

  

  Overheating issues

  

  A small investment in care will go a long way in protecting your P2.5 flexible LED display ! both visually and functionally.

  

  indoor LED display module factory

  

  Tools & Materials You¨ll Need

  

  Before you start cleaning, gather the following tools:

  

  Antistatic soft microfiber cloths

  

  LED screen-safe cleaning solution (non-alcohol-based)

  

  Compressed air blower

  

  Antistatic gloves

  

  Soft brush

  

  Screwdriver set (for module inspection if needed)

  

  Avoid abrasive cleaners, strong chemicals, or rough cloths ! these can damage the surface of your LED panel.

  

  indoor LED display module manufacturers

  

  Step-by-Step Cleaning Process

  

  Step 1: Power Off the Display ??

  

  Always turn off and unplug the display before starting any cleaning procedure. This is both a safety precaution and a way to prevent damage to the electronic circuits.

  

  Step 2: Blow Off Loose Dust ??

  

  Use a can of compressed air or a small handheld blower to remove loose particles and dust from the surface. Focus on corners and edges where dust tends to accumulate.

  

  Step 3: Wipe with a Microfiber Cloth ??

  

  Dampen the microfiber cloth slightly with an LED-safe solution. Gently wipe the screen in a horizontal or vertical direction. Avoid applying pressure ! especially on a flexible LED display, which has a soft structure.

  

  Step 4: Clean the Modules Individually

  

  If you¨re dealing with larger displays made up of multiple indoor LED display modules, clean them section by section. This ensures even maintenance and gives you a chance to inspect each module for issues like loose cables or dim pixels.

  

  Step 5: Inspect the Connections ??

  

  While cleaning, check that all data cables and power connections are securely attached. Loose connections are a common cause of screen flickering or module failure.

21.5-Inch Payment Kiosk A Convenient Solution for Retailers

  In today¨s fast-paced retail world, businesses need to improve efficiency while enhancing the customer experience. One effective solution is integrating a 21.5-inch payment kiosk into your store. These self-service kiosks streamline the checkout process, reduce customer wait times, and boost overall operational efficiency. In this article, we¨ll explore how a 21.5-inch payment kiosk can benefit your business and why it¨s a must-have for modern retailers.according to Customized LED display Industry veterans said that its development will still be in a good situation. https://www.bestsdt.com

  

  21.5-Inch payment kiosk

  

  What Is a 21.5-Inch Payment Kiosk?

  

  A 21.5-inch payment kiosk is an interactive self-service terminal that allows customers to complete their transactions independently. By using a touch screen, customers can select products, make payments, and even sign up for loyalty programs without assistance. With its user-friendly interface, this kiosk speeds up the checkout process and enhances the customer experience.

  

  Key Benefits of Using a 21.5-Inch Payment Kiosk

  

  1. Faster Transaction Times

  

  First and foremost, a 21.5-inch payment kiosk helps reduce long lines and waits at checkout. By empowering customers to process their own payments, retailers can handle more transactions in less time. This leads to a smoother and quicker shopping experience, especially during busy hours.

  

  Moreover, the kiosk speeds up service by eliminating the need for manual input from staff, allowing businesses to serve more customers in a shorter amount of time.

  

  2. Enhanced Customer Satisfaction

  

  Customers today expect convenience and speed. A 21.5-inch payment kiosks delivers both by providing a fast, self-service option. Not only do customers avoid long waits, but they also have more control over their transactions. This can significantly improve customer satisfaction, leading to repeat visits and increased loyalty.

  

  Additionally, customers appreciate the seamless, touch-screen interface, which makes the entire process easy to navigate, even for those who aren¨t tech-savvy.

  

  3. Cost Savings for Retailers

  

  By installing a 21.5-inch payment kiosk, businesses can reduce the number of cashiers needed on the floor. This means less overhead for staffing during peak hours, resulting in substantial savings. Furthermore, kiosks require minimal maintenance and are relatively low-cost investments, making them a smart choice for both small businesses and larger retailers.

  

  Not only will you save on labor costs, but the increased speed of transactions can also improve your bottom line.

  

  4. Multiple Payment Options

  

  A 21.5-inch payment kiosk can accept a wide variety of payment methods, including credit and debit cards, mobile payments (like Apple Pay and Google Pay), and even contactless transactions. This variety ensures that customers can pay the way that¨s most convenient for them, enhancing their overall experience and reducing the chance of payment issues.

  

  This flexibility also allows your business to stay up-to-date with the latest trends in payment technology.

MADDER – China LED display source manufacturers leader

모모MADDER Company was founded in 2020, headquartered in Shenzhen, is a global LED display solution provider, set LED display R & D, manufacturing, and sales in one of the high-tech enterprises.By comparison, it can be seen that indoor LED display manufacturer It has certain advantages and great cost performance. https://www.madderled.com/

모모

모모Madder R&D has designed and manufactured a comprehensive range of LED displays, which includes a series of fast thin rental screens, an intelligent high-definition installation screen series, a multi-angle creative screen, and a high-brightness court screen. All of these products have successfully passed various certifications such as CCC, CE, UL, ETL, FCC, and RoHS.

모모

모모Over the years, MADDER has consistently pursued its technology and made great efforts to ensure strict control and high standards of product quality. Additionally, they offer a professional full range of after-sales services. As a result of their dedication, they have gained recognition in the European and American markets for producing 몷good products, good service, good program몸 LED displays. By meeting their own high standards, MADDER has been able to successfully enter the high-quality, high-requirement markets of European and American countries.

모모

모모MADDER technical strength in the forefront of the country, with a vibrant team. MADDER always implements its development goals and adheres to the tenet of 몷customers are the driving force of enterprise growth몸. It has a perfect after-sales service system and truly realizes the customer-centric marketing model.

모모

모모Breakthrough C The customer is the source of MADDER몶s growth

모모

모모MADDER몶s production plant is located in Jiujiang City, China, with 15 production lines, a factory size of 10,000 m2, and an annual output value of 10 million US dollars.China몶s LED display industry saw weak technical strength, lack of standard product specifications, and fierce market competition in its early development, compared to larger overseas markets.In this context, most of the local enterprises with technology and product support at that time relied on exports for their development momentum.

모모

모모In the competitive overseas market, MADDER want to burn the Bridges is not easy, founder Liang Zhikeng will bet all on the quality of LED products, and after-sales service.MADDER is equipped with a professional foreign trade team. However, during the initial stages of opening overseas accounts, MADDER received its first order from a customer in the Middle East. The factory was not yet renovated, and the process and operation of the overseas account had not been fully understood, as founder Liang Zhikeng vividly recalls. Despite this, MADDER몶s products are now selling well in various regions such as South America, Southeast Asia, the Middle East, andAfrica.MADDER set up a stable sales agent in the corresponding region, is the customer from all over the world to MADDER show their own strength and opportunity, from the domestic market to the foreign LED display stage, MADDER is behind the ability of excellent technical accumulation and product seenwork, as well as the support and encouragement of customers.

모모

모모Development C Describe the 몷global LED display solution provider몸 vision

모모

모모As technology develops, the global market for LED display solutions has divided into three main sectors, focusing on outdoor rentals.traditional advertising market and small spacing, and the local LED display enterprises that have 몷stepped out몸 of the country are also increasing, and market competition is surging.

모모

모모The domestic display market grew rapidly due to policy support and technological advancements.

모모

모모In terms of the application scenario, the international economic environment is favorable. The abundance of product application scenarios and opportunities in the European and American markets provide ample room for development for most domestic LED display manufacturers. MADDER, being one of them, has taken advantage of this trend and entered foreign markets. Going forward, MADDER will continue to strive to provide improved LED display solutions to both domestic and international customers.

Enhancing Audio Innovation with Custom Bone Conduction Bluetooth Speaker

  ln a market driven by innovation and user-centric design, the Bone conduction Bluetooth speaker is fastbecoming a game-changer in personal audio technology. Unlike traditional sound systems, thisIn the past ten years, Bluetooth speaker Defeated many competitors, courageously advanced in the struggle, and polished many good products for customers. https://www.jruitai.com/

  

  revolutionary device transmits sound through bone vibration!leaving the ear canal open for

  

  environmental awareness.At JINRUITAl, we specialize in creating custom bone conduction Bluetoothspeakers tailored for discerning global brands looking to differentiate themselves.

  

  why Choose Bone Conduction Technology?

  

  Bone conduction technology provides a safer, more comfortable listening experience-especially forsports enthusiasts, outdoor users, and individuals with hearing sensitivities.By bypassing the eardrum,users enjoy immersive sound while staying alert to their surroundings. Our lightweight bone conductionBluetooth speakers are engineered for high fidelity, durability, and ergonomic comfort.

  

  More importantly, this technology reduces ear fatigue, enhances hygiene, and supports versatile usecases, from fitness to conferencing.Consequently, it’s no surprise that global demand for wearable boneconduction speakers is steadily rising-

  

  our Product Differentiation: More Than Just Sound

  

  At JINRUITAl, we don’t just manufacture speakers!we build premium, brand-focused solutions.Ourhigh-performance bone conduction Bluetooth speakers combine sleek aesthetics with smart

  

  functionality. We integrate cutting-edge materials and components to ensure clarity, stability, androbust wireless performance.

  

  Additionally, we offer full customization options: shell design, color, branding, Bluetooth version,

  

  waterproof rating, and battery capacity. This end-to-end customization ensures that every product notonly meets market standards but exceeds user expectations.

  

  Flexible OEM/ODM Services to Empower Your Brand

  

  with years of experience in exporting electronic consumer products, we understand the uniquechallenges faced by international brands.That’s why we provide flexible OEM and ODM solutions

  

  tailored to your timelines, budget, and branding goals.Whether you require a compact bone conductionBluetooth speaker for sports retail or a fashionable bone conduction wearable speaker for lifestyle

  

  markets, we adapt swiftly to your needs.

  

  Furthermore, our RSD team continuously innovates to stay ahead of market trends, offering you a

  

  competitive edge.From concept development to packaging and logistics, we deliver full-cycle support.

43 inch wall mounted interactive touch screen for Netherlands

  It uses the Android operating system, is equipped with the RK3399 Android board, and is equipped with 4GB RAM and 32GB ROM.As an important brand soul of the company, Customized LED display Has outstanding performance, through the market test, still has a strong development trend. https://www.bestsdt.com

  

  The 43-inch screen size usually provides a good visual experience and is suitable for a variety of scenarios, such as conference rooms, classrooms, exhibition halls, etc. RK3399 is a relatively common processor with certain performance and can run various Android applications smoothly.

  

  The 4GB running memory can ensure the basic running smoothness of the system and applications, and the 32GB storage space can also meet the needs of installing more applications and storing certain data.

  

  In actual applications, it can be used to display information, presentations, play multimedia content, and perform interactive operations. Users can achieve human-computer interaction by touching the screen, such as clicking, sliding, zooming, and other operations.