# llms.txt - A structured site overview for AI crawlers and language models ## Site Information - **Website Name**: COVNA Industrial Valve Manufacturer - **URL**: https://www.china-covna.com/ - **Description**: COVNA is a leading industrial valve manufacturer in China, specializing in electric valves, solenoid valves, and pneumatic valves, serving customers in 120+ countries. - **Language**: en - **Country**: CN ## Main Navigation - [Home](https://www.china-covna.com/) - [Products](https://www.china-covna.com/products/) - [Company Information](https://www.china-covna.com/company-information/) - [About COVNA](https://www.china-covna.com/about-us/) - [COVNA Video](https://www.china-covna.com/covna_video/) - [Contact](https://www.china-covna.com/contact-us/) - [Blog](https://www.china-covna.com/blog/) ## Key Pages - [Industrial Valve Purchasing Guide: How to Select the Right Valve for Your Project](https://www.china-covna.com/company-news/industrial-valve-purchasing-guide-how-to-select-the-right-valve-for-your-project/) – Step-by-step guide to industrial valve selection, covering types, project parameters, materials, and supplier comparison for reliable procurement. - [Industrial Automation Trends in 2025 and Their Impact on the Valve Industry](https://www.china-covna.com/uncategorized/industrial-automation-trends-in-2025-and-their-impact-on-the-valve-industry/) – Explore key 2025 automation trends—AI, IIoT, and smart valves driving innovation in industrial valve manufacturing. - [Avoid These 3 Common Mistakes When Selecting a Pneumatic Ball Valve](https://www.china-covna.com/knowledge-about-valves/avoid-these-3-common-mistakes-when-selecting-a-pneumatic-ball-valve/) – There are three common misunderstandings in the selection process of pneumatic ball valves. If you are not careful, it will… - [Key Differences Between Electric and Pneumatic Valves|Choose Smart, Act Fast](https://www.china-covna.com/knowledge-about-valves/key-differences-between-electric-and-pneumatic-valves%ef%bd%9cchoose-smart-act-fast/) – Although electric valves and pneumatic valves have similar functions, they each have their own advantages in terms of driving method,… - [2025 ECWATECH & WASTETECH — COVNA invites you to the Smart Water Exhibition](https://www.china-covna.com/company-news/2025-ecwatech-wastetech-covna-invites-you-to-the-smart-water-exhibition/) – From September 9 to 11, 2025, COVNA Industrial Automation Co., LTD will present its new industrial automation valve solutions at… - [Three-Way Brass Solenoid Valve Leads Fluid Control To a New Level](https://www.china-covna.com/knowledge-about-valves/three-way-brass-solenoid-valve-leads-fluid-control-to-a-new-level/) – Durable brass 3-way solenoid valve for precise fluid control—ideal for water, air, oil, and light chemical applications. - [Three-way, pneumatic and air solenoid valve flow control technology](https://www.china-covna.com/knowledge-about-valves/three-way-pneumatic-and-air-solenoid-valve-flow-control-technology/) – These three solenoid valves optimize media flow and energy consumption in automation systems through precise switching control and efficient response,… - [Solenoid Valve Multi-Scenario Application And Development Trend](https://www.china-covna.com/knowledge-about-valves/solenoid-valve-multi-scenario-application-and-development-trend/) – The article analyzes solenoid valve technology from theoretical principles, design to multi-scenario applications (including pneumatic, electro-hydraulic and irrigation fields), and… - [COVNA three-clamp sanitary food-grade electric ball valve](https://www.china-covna.com/knowledge-about-valves/covna-three-clamp-sanitary-food-grade-electric-ball-valve/) – COVNA HK60-Q-W is a sanitary, food-grade electric ball valve featuring a tri-clamp design for precise flow control and effortless cleaning. - [COVNA HK60-Q-3PS Series Electric Actuator Ball Valve - Intelligent and Efficient](https://www.china-covna.com/knowledge-about-valves/covna-hk60-q-3ps-series-electric-actuator-ball-valve-intelligent-and-efficient/) – COVNA HK60-Q-3PS series ball valve delivers precise control, robust sealing, and multiple voltage support for efficient industrial fluid management. - [HK60-D-C Series 4-inch Electric Butterfly Valve - Intelligent Fluid Control Model](https://www.china-covna.com/knowledge-about-valves/hk60-d-c-series-4-inch-electric-butterfly-valve-intelligent-fluid-control-model/) – HK60-D-C 4-inch electric butterfly valve delivers reliable, high-precision flow control for efficient industrial automation. - [We sincerely invite you to participate in WATERTECH China 2025](https://www.china-covna.com/knowledge-about-valves/we-sincerely-invite-you-to-participate-in-watertech-china-2025-2/) – Join us at WATERTECH China 2025 to explore cutting-edge water treatment solutions, connect with industry leaders, and unlock new business… - [How Does a Check Valve Work? A COVNA Technical Insight](https://www.china-covna.com/knowledge-about-valves/how-does-a-check-valve-work-a-covna-technical-insight/) – Discover how does a check valve work as COVNA’s precision design guarantees reliable one-way flow for enhanced system safety. - [How to Change Valve Cover Gasket: A COVNA Guide for Engine Maintenance](https://www.china-covna.com/knowledge-about-valves/how-to-change-valve-cover-gasket-a-covna-guide-for-engine-maintenance/) – Learn how to change valve cover gasket step by step and ensure a secure seal with COVNA’s reliable gasket solutions… - [What Is a Valve Cover Gasket? A COVNA Perspective](https://www.china-covna.com/knowledge-about-valves/what-is-a-valve-cover-gasket-a-covna-perspective/) – Discover what is a valve cover gasket and see how COVNA’s durable seal prevents leaks while boosting your engine’s performance. - [What is a solenoid valve?- COVNA Knowledge](https://www.china-covna.com/knowledge-about-valves/what-is-a-solenoid-valve%ef%bc%9f-covna-knowledge/) – Solenoid valves use electromagnetism to control fluid flow, offering precise automation for industrial, irrigation, and HVAC systems. COVNA ensures reliability. - [What Does PCV Valve Do?-COVNA Valve Technology](https://www.china-covna.com/knowledge-about-valves/what-does-pcv-valve-do-covna-valve-technology/) – COVNA's PCV valve efficiently recirculates blow-by gases to stabilize crankcase pressure and boost engine performance. - [What is a Valve? —— COVNA Valve Technology](https://www.china-covna.com/knowledge-about-valves/what-is-a-valve-covna-valve-technology/) – COVNA valves set the standard in precision flow control, engineered for safety, efficiency, and smart automation in diverse industries. - [COVNA In-depth Analysis of PCV Valve - Efficient Operation](https://www.china-covna.com/company-news/covna-in-depth-analysis-of-pcv-valve-efficient-operation/) – COVNA PCV valves ensure optimal engine performance by regulating crankcase gases, reducing emissions, and maintaining pressure balance for longevity. - [IFAT Eurasia 2025: Global Eco-Tech & Automation Insights](https://www.china-covna.com/company-news/ifat-eurasia-2025-global-eco-tech-automation-insights/) – Explore global innovations and sustainable automation at IFAT Eurasia 2025. COVNA showcased advanced valve automation driving eco-friendly solutions. - [COVNA Electro-Pneumatic Valve Innovation](https://www.china-covna.com/knowledge-about-valves/covna-electro-pneumatic-valve-innovation/) – COVNA electro-pneumatic valves offer seamless electronic control and pneumatic power, ensuring efficiency, reliability, and precision across diverse industries. - [COVNA’s Electric Globe Valve Innovations](https://www.china-covna.com/uncategorized/covnas-electric-globe-valve-innovations/) – COVNA’s Electric Globe Valve Innovations COVNA's electric globe valves redefine fluid management with precision, durability, and safety, empowering industries through… - [COVNA invites you to attend the 2025 Turkish Water Exhibition (IFAT Eurasia)](https://www.china-covna.com/company-news/covna-invites-you-to-attend-the-2025-turkish-water-exhibition-ifat-eurasia/) – COVNA will showcase advanced fluid control solutions at IFAT Eurasia 2025, offering innovative automation technologies and global collaboration opportunities for… - [COVNA at NEFTEGAZ, Moscow: Electric and Pneumatic Valves – Come to Our Booth as Well As Our Office](https://www.china-covna.com/company-news/covna-at-neftegaz-moscow-electric-and-pneumatic-valves-come-to-our-booth-as-well-as-our-office/) – COVNA is thrilled to participate in NEFTEGAZ Moscow, showcasing cutting-edge electric and pneumatic valves for the oil & gas industry.… - [Electric Float Valves: Precision Liquid Management by COVNA](https://www.china-covna.com/uncategorized/electric-float-valves-precision-liquid-management-by-covna/) – COVNA's electric float valves ensure precise liquid management with real-time sensors, corrosion-resistant design, and 3-way automation. - [COVNA Ball Valve Actuator Electric: Powering Smart Fluid Control Solutions](https://www.china-covna.com/uncategorized/3760-2/) – COVNA’s electric actuators and hydraulic splitter valves deliver precision, IoT integration, and corrosion resistance for pipelines, HVAC, and industrial systems.… - [2W21 Direct Lifting Diaphragm 12V Solenoid Valve: Reliable Performance for Low-Pressure Systems](https://www.china-covna.com/knowledge-about-valves/2w21-direct-lifting-diaphragm-12v-solenoid-valve-reliable-performance-for-low-pressure-systems/) – 2W21 12V solenoid valve for low-pressure systems: zero leakage, low power, durable brass/SS body, no overheating. 1/2”-2”, 0-1.0MPa." (228 chars) - [Welcome to NEFTEGAZ 2025 Exhibition Highlights](https://www.china-covna.com/company-news/welcome-to-neftegaz-2025-exhibition-highlights/) – COVNA sincerely invites you to attend the NEFTEGAZ 2025 international exhibition, which will be held at the EXPOCENTRE exhibition hall… - [Safety valve: the core component of industrial equipment safety protection](https://www.china-covna.com/knowledge-about-valves/safety-valve-the-core-component-of-industrial-equipment-safety-protection/) – This article systematically analyzes the key role and technical characteristics of safety valves as core components of industrial safety. Safety… - [COVNA Solenoid Valves: Precision Fluid Control Solutions for Global Industries](https://www.china-covna.com/knowledge-about-valves/covna-solenoid-valves-precision-fluid-control-solutions-for-global-industries/) – As China's leading solenoid valve manufacturer, COVNA empowers global industrial fluid control with innovative technology and excellent reliability. Our solenoid… - [Electric Control Valves: Precision Flow Management for Modern Industries](https://www.china-covna.com/knowledge-about-valves/electric-control-valves-precision-flow-management-for-modern-industries/) – Electric control valves revolutionize industrial flow management by combining precision, automation, and energy efficiency. Flow control valve electrical systems integrate… - [China Electric Butterfly Valve: Driving Fluid Control Innovation for Smart Industry](https://www.china-covna.com/uncategorized/china-electric-butterfly-valve-driving-fluid-control-innovation-for-smart-industry/) – This article deeply analyzes the technological innovation and market competitiveness of China's electric butterfly valves, focusing on the automatic control… - [COVNA Women’s Day Celebration: Empowering Women, Inspiring Innovation 🎉](https://www.china-covna.com/company-news/covna-womens-day-celebration-empowering-women-inspiring-innovation-%f0%9f%8e%89/) – At COVNA, we believe that success is built on a strong corporate culture, innovation, and an inclusive work environment. This… - [Conquer Global Markets: Join COVNA's 18th Innovation Summit](https://www.china-covna.com/company-news/conquer-global-markets-join-covnas-18th-innovation-summit/) – Unlock New Business Opportunities with COVNA in Guangzhou! Are you looking to expand your global business network, gain industry insights,… - [Unveiling the Ideal Valve Opening: A Comprehensive Guide](https://www.china-covna.com/knowledge-about-valves/unveiling-the-ideal-valve-opening-a-comprehensive-guide/) – In the intricate landscapes of industrial machinery and residential plumbing setups, valves stand as the unsung heroes, silently regulating the… - [Solenoid Valves for Irrigation: COVNA’s One-Stop Solution](https://www.china-covna.com/knowledge-about-valves/solenoid-valves-for-irrigation-covnas-one-stop-solution/) – Are you looking for a reliable and efficient solution to optimize your irrigation system? Look no further! COVNA, a trusted… - [Everything You Need to Know About Pneumatic Knife Gate Valves](https://www.china-covna.com/knowledge-about-valves/everything-you-need-to-know-about-pneumatic-knife-gate-valves/) – Definition of a Pneumatic Knife Gate Valve: A pneumatic knife gate valve is a specialized type of valve used primarily… - [New Year, New Atmosphere: COVNA Officially Opens for Business!](https://www.china-covna.com/company-news/new-year-new-atmosphere-covna-officially-opens-for-business/) – #image_title As the new year begins, everything is renewed! The entire team at COVNA Valve Company extends our sincerest greetings… - [How Electric Valves Enhance Precision and Reliability in Industry?](https://www.china-covna.com/knowledge-about-valves/how-electric-valves-enhance-precision-and-reliability-in-industry%ef%bc%9f/) – Electric valves are essential components in modern industrial systems, where they play a crucial role in controlling the flow of… - [Covna Valves Expands Its Reach with a New Branch in Russia: Solutions for a Growing Market](https://www.china-covna.com/company-news/covna-valves-expands-its-reach-with-a-new-branch-in-russia-solutions-for-a-growing-market/) – Covna Valves Expands Its Reach with a New Branch in Russia: Solutions for a Growing Market In a bold move… - [Privacy Policy](https://www.china-covna.com/privacy-policy/) – Who we are Suggested text: Our website address is: https://china-covna.com. Comments Suggested text: When visitors leave comments on the site… - [Mastering SEM Operations: Your Path to Expertise](https://www.china-covna.com/company-news/mastering-sem-operations-your-path-to-expertise/) – Understanding SEM Operations Search Engine Marketing (SEM) is an essential part of online marketing, focusing on increasing a website's visibility… - [Products](https://www.china-covna.com/products/) – Products As a automated valve manufacturer with 25+ years of experience, COVNA knows the valve, industry and trading deeply. Rich… - [Company Profile](https://www.china-covna.com/company-news/company-profile/) – COVNA, your best partner of flow control actuator valves.COVNA Group, started in 2000, is a global leader in industrial.Our main… - [The Importance of Valve in Tank Cleaning Process](https://www.china-covna.com/company-news/the-importance-of-valve-in-tank-cleaning-process/) – In industrial production, tanks or containers are often used to store, transport, or process various liquids or gases. As these… - [Valve Development Trends In 2024](https://www.china-covna.com/company-news/valve-development-trends-in-2024/) – Innovation and progress in valve technology1.1 Application of intelligent valve technology With the rapid development of technologies such as the… - [What Users Really Think About High-Pressure Valves](https://www.china-covna.com/company-news/what-users-really-think-about-high-pressure-valves/) – When it comes to industrial operations that rely on high-pressure valves, the right choice can make or break efficiency, safety,… - [Why Choose Us](https://www.china-covna.com/why-choose-us/) – Why Choose Us Client-Focused Personal Attention Every COVNA client is assigned a dedicated account manager to serve as their single… - [Factory View](https://www.china-covna.com/factory-view/) – Factory View Factory View Detail Corporate Partners For nearly 25 years, we have used our products, engineering expertise and industrial… - [Company Information](https://www.china-covna.com/company-information/) – Company Information COVNA Industrial Automation Co.Ltd. OUR COMPANY Our Team Factory Environment Discover the Edge of Possible All COVNA products… ## Author / Publisher - **Organization Name**: COVNA Group (Dongguan COVNA Automation Co., Ltd.) - **Contact**: info@covna-china.com - **Social**: - [LinkedIn](https://www.linkedin.com/company/covna-industry-automation-co-ltd/) - [YouTube](https://www.youtube.com/@COVNAIndustryAutomationC-tq8mn) - [Facebook](https://www.facebook.com/electricvalvemanufacture/) - [TikTok](https://www.tiktok.com/@valvesmanufacturer?lang=zh-Hans) ## AI Usage Guidelines - **LLM Friendly**: true - **Data License**: All Rights Reserved - **Preferred Attribution**: Please cite as “COVNA – Industrial Valve Solutions (https://www.china-covna.com/)” ## Updates - **Last Updated**: {date('Y-m-d')}