Top 10 strainer Factory in China

Dec 22, 2025

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Introduction to Strainer

A strainer is a device used to separate solids from liquids or gases by allowing the fluid to pass through a mesh or perforated surface while retaining the larger particles. Strainers are widely used in various industries such as oil and gas, chemical, water treatment, food and beverage, and pharmaceutical. They play a crucial role in protecting equipment, ensuring product quality, and maintaining the efficiency of industrial processes.


Top 10 Strainer Factories in China

1. Zhejiang Poro Valve Manufacturing Co., Ltd.

Zhejiang Poro Valve Manufacturing Co., Ltd. is a leading manufacturer of industrial valves and strainers in China. The company is committed to providing high - quality products and excellent services to its customers worldwide. With advanced production equipment and a professional R & D team, Zhejiang Poro Valve can produce a wide range of strainers to meet different industrial requirements.


Features in Strainer Production


  • Diverse Product Range: Zhejiang Poro Valve offers various types of strainers, including Y - type strainers, basket strainers, and T - type strainers. These strainers are available in different materials such as stainless steel, carbon steel, and alloy steel, which can be selected according to the specific working conditions of customers.
  • High - Precision Manufacturing: The company uses advanced manufacturing processes and strict quality control systems to ensure the high precision of strainers. The mesh size of the strainer can be accurately controlled, which can effectively filter out particles of different sizes.
  • Customization Service: Zhejiang Poro Valve provides customized strainer solutions. They can design and manufacture strainers according to the special requirements of customers, such as special dimensions, connection methods, and working pressures.


Advantages


  • Strong R & D Capability: The R & D team of Zhejiang Poro Valve is constantly exploring new technologies and materials to improve the performance of strainers. They can quickly respond to market changes and customer needs, and develop new products in a timely manner.
  • Good Reputation: Over the years, the company has established a good reputation in the industry for its high - quality products and reliable services. Many customers at home and abroad trust and choose Zhejiang Poro Valve's strainers.
  • After - sales Service: The company provides comprehensive after - sales service, including installation guidance, maintenance training, and spare parts supply. This ensures that customers can use the strainers smoothly and solve problems in a timely manner.


Website: https://www.cnporo.com/


2. Jiangsu Shentong Valve Co., Ltd.

Jiangsu Shentong Valve Co., Ltd. is a well - known enterprise in the valve and strainer manufacturing industry. It has a long - standing history and rich experience in production. The company covers a large area with advanced production workshops and testing equipment.


Features in Strainer Production


  • Large - scale Production: With a large production capacity, Jiangsu Shentong Valve can meet the large - quantity orders of customers. They have a complete production line, from raw material processing to the final assembly of strainers, which ensures the efficient production process.
  • Strict Quality Control: The company has a strict quality management system. Every strainer undergoes multiple inspections during the production process, including material inspection, dimensional inspection, and performance testing. Only the products that meet the high - quality standards can leave the factory.
  • Innovative Design: Jiangsu Shentong Valve pays attention to product design innovation. Their strainers are designed with reasonable structures, which not only improve the filtering efficiency but also facilitate installation and maintenance.


Advantages


  • Industry Influence: As a leading enterprise in the industry, Jiangsu Shentong Valve has a certain influence on the development of the strainer market. Their technological innovation and product quality improvement drive the progress of the entire industry.
  • Complete Product Certification: The company's strainers have obtained a series of international and domestic product certifications, such as ISO 9001 quality management system certification, CE certification, etc. This indicates that their products meet international standards and are widely recognized in the global market.
  • Skilled Workforce: Jiangsu Shentong Valve has a group of skilled workers and technicians. Their rich experience and high - level skills ensure the high - quality production of strainers.


3. Shanghai Kaiquan Pump (Group) Co., Ltd.

Although mainly known for pumps, Shanghai Kaiquan Pump (Group) Co., Ltd. also has a strong presence in the strainer market. The company integrates R & D, production, and sales, and has a complete industrial chain.


Features in Strainer Production


  • Integrated Solution: Shanghai Kaiquan can provide integrated solutions for fluid systems, including pumps and strainers. Their strainers are designed to match the performance of their pumps, which can improve the overall efficiency of the fluid system.
  • Advanced Materials Application: The company uses advanced materials in strainer production, such as high - performance plastics and new alloy materials. These materials not only improve the corrosion resistance of strainers but also reduce the weight of the products.
  • Intelligent Technology: Shanghai Kaiquan applies intelligent technology to strainers. Some of their strainers are equipped with sensors and control systems, which can monitor the working status of the strainer in real - time and adjust the filtering parameters automatically.


Advantages


  • Brand Advantage: Shanghai Kaiquan is a well - known brand in the fluid equipment industry. Its brand influence gives customers more confidence in choosing their strainers.
  • Technical Support: The company has a strong technical R & D team. They can provide technical support to customers throughout the product life cycle, from pre - sales consultation to after - sales service.
  • Market Coverage: Shanghai Kaiquan has a wide market coverage both at home and abroad. Their strainers are sold to many countries and regions, which reflects the high quality and competitiveness of their products.


4. Shandong Binhua Group Co., Ltd.

Shandong Binhua Group Co., Ltd. is a large - scale enterprise group with diversified business. In the field of strainer manufacturing, it has its own unique advantages.


Features in Strainer Production


  • Vertical Integration: The company has achieved vertical integration in the production process. It can produce raw materials by itself, which not only reduces production costs but also ensures the quality and supply stability of raw materials for strainer production.
  • Energy - Saving Design: Shandong Binhua Group pays attention to energy - saving design in strainer production. Their strainers are designed to reduce the pressure loss during the filtering process, which can save energy and reduce operating costs for customers.
  • Environmental - friendly Concept: The company adheres to the environmental - friendly concept in production. The materials used in strainers are environmentally friendly, and the production process also meets environmental protection requirements.


Advantages


  • Cost - effectiveness: Due to vertical integration and efficient production management, Shandong Binhua Group can offer strainers with high cost - effectiveness. Customers can get high - quality products at a relatively low price.
  • Resource Advantage: The company has rich resources in terms of raw materials, technology, and human resources. This comprehensive resource advantage enables it to continuously improve the quality and performance of strainers.
  • Long - term Development Strategy: Shandong Binhua Group has a long - term development strategy. It continuously invests in R & D and production expansion, which ensures its long - term competitiveness in the strainer market.


5. Wenzhou Zhongxing Valve Co., Ltd.

Wenzhou Zhongxing Valve Co., Ltd. focuses on the production of various valves and strainers. It is a professional manufacturer with a high - level production technology.


Features in Strainer Production


  • Specialized Production: The company specializes in strainer production, which allows it to focus on improving the quality and performance of strainers. They have in - depth research on strainer design and manufacturing technology.
  • Flexible Production Mode: Wenzhou Zhongxing Valve can adopt a flexible production mode. Whether it is a small - batch customized order or a large - scale mass production order, the company can quickly arrange production and meet the delivery requirements of customers.
  • Good Surface Treatment: The strainers produced by Wenzhou Zhongxing Valve have good surface treatment. The smooth surface not only improves the appearance of the product but also reduces the adhesion of particles, which is beneficial to the long - term use of the strainer.


Advantages


  • Professional Team: The company has a professional R & D, production, and sales team. Their professional knowledge and experience ensure the high - quality production and sales of strainers.
  • Competitive Pricing: Wenzhou Zhongxing Valve can offer competitive prices for its strainers. Through efficient production management and cost control, the company can reduce production costs and transfer the benefits to customers.
  • Local Industrial Cluster Advantage: Located in Wenzhou, a well - known valve production base in China, the company can take advantage of the local industrial cluster. It can easily obtain raw materials, equipment, and technical support, which promotes the development of the company.


6. Tianjin Pipe (Group) Corporation

Although mainly engaged in the production of pipes, Tianjin Pipe (Group) Corporation also has a certain share in the strainer market. The company has a strong manufacturing foundation and advanced production technology.


Features in Strainer Production


  • Pipe - related Strainer Design: Tianjin Pipe can design strainers according to the characteristics of pipes. Their strainers are well - matched with pipes in terms of size, connection, and material, which can ensure the smooth flow of fluids in the pipeline system.
  • High - pressure Resistance: The strainers produced by Tianjin Pipe are designed to withstand high pressures. They are suitable for use in high - pressure pipeline systems, such as oil and gas pipelines.
  • Corrosion - resistant Coating: The company applies corrosion - resistant coatings to strainers. This can effectively protect the strainer from corrosion in harsh environments, such as in chemical plants or marine applications.


Advantages


  • Material Advantage: As a large - scale pipe manufacturer, Tianjin Pipe has an advantage in raw material supply. They can ensure the quality and stability of raw materials for strainer production.
  • Technical Transfer: The company can transfer its advanced pipe - manufacturing technology to strainer production. This cross - industry technology transfer promotes the innovation and improvement of strainer production technology.
  • Large - scale Production Capacity: Tianjin Pipe has a large - scale production capacity. It can produce a large number of strainers in a short time, which is suitable for large - scale infrastructure projects.


7. Guangdong Wanhua Chemical Group Co., Ltd.

Guangdong Wanhua Chemical Group Co., Ltd. is a chemical - related enterprise that also manufactures strainers. The company has a deep understanding of chemical processes and the requirements for strainers in the chemical industry.


Features in Strainer Production


  • Chemical - resistant Design: The strainers produced by Guangdong Wanhua are designed to be highly resistant to chemicals. They can withstand the corrosion of various chemical substances, which is very important in the chemical industry.
  • Fine Filtration: The company's strainers can achieve fine filtration. They can filter out very small particles, which is crucial for ensuring the quality of chemical products.
  • Process - oriented Design: Guangdong Wanhua designs strainers according to different chemical processes. Their strainers are optimized for specific chemical reactions and separation processes, which can improve the efficiency of the chemical production process.


Advantages


  • Chemical Industry Knowledge: The company's in - depth knowledge of the chemical industry allows it to produce strainers that meet the special requirements of the chemical industry. They can provide more professional solutions for chemical customers.
  • R & D Investment: Guangdong Wanhua invests a lot in R & D. They are constantly exploring new materials and technologies to improve the performance of strainers in the chemical environment.
  • Quality Assurance: The company has a strict quality assurance system. Their strainers undergo strict testing in chemical environments to ensure their reliability and stability.


8. Liaoning Hongyanhe Nuclear Power Co., Ltd. (Related Strainer Production)

Although mainly a nuclear power enterprise, Liaoning Hongyanhe Nuclear Power Co., Ltd. also has strict requirements for strainers in its power generation system and has a certain production and supply capacity for relevant strainers.


Features in Strainer Production


  • High - Safety Requirements: The strainers produced by Liaoning Hongyanhe are designed to meet high - safety requirements. They are used in the nuclear power system, where safety is of the utmost importance. The strainers must be able to operate stably under high - temperature, high - pressure, and radiation - rich environments.
  • Reliable Performance: The company ensures the reliable performance of strainers through strict quality control and long - term testing. The strainers are designed to have a long service life and low failure rate.
  • Compliance with Nuclear Standards: The strainers produced by Liaoning Hongyanhe comply with nuclear industry standards. They have passed a series of strict nuclear - related certifications, which ensures their suitability for use in nuclear power plants.


Advantages


  • High - end Technology Application: The company applies high - end technology in strainer production, such as advanced materials research and development and precision manufacturing technology. These technologies ensure the high - quality production of strainers.
  • Safety - first Concept: The safety - first concept runs through the entire production process of strainers. This gives customers more confidence in using their products, especially in high - risk nuclear power applications.
  • Long - term Experience: Liaoning Hongyanhe has long - term experience in nuclear power operation. This experience is applied to strainer production, which helps to improve the design and performance of strainers.


9. Fujian Nanfang Valve Co., Ltd.

Fujian Nanfang Valve Co., Ltd. is a professional valve and strainer manufacturer. The company has a complete set of production and management systems.


Features in Strainer Production


  • Variety of Connection Types: Fujian Nanfang Valve offers strainers with a variety of connection types, such as flange connection, threaded connection, and welded connection. This can meet the different connection requirements of customers in different industries.
  • Good Sealing Performance: The strainers produced by the company have good sealing performance. They can prevent fluid leakage, which is very important for the normal operation of the pipeline system.
  • Cost - effective Products: The company focuses on providing cost - effective strainers. Through reasonable production planning and cost control, they can offer high - quality products at a relatively low price.


Advantages


  • Customer - oriented Service: Fujian Nanfang Valve takes customer - oriented service as its principle. They can provide personalized services according to the needs of different customers, such as product customization and after - sales service.
  • Industry Experience Accumulation: The company has accumulated rich industry experience over the years. This experience helps them to continuously improve the quality and performance of strainers and better meet market demands.
  • Quality - control System: Fujian Nanfang Valve has a strict quality - control system. From raw material inspection to the final product inspection, every step is strictly controlled to ensure the high - quality of strainers.


10. Hubei Sanhuan Development Co., Ltd.

Hubei Sanhuan Development Co., Ltd. is a diversified enterprise that also participates in the strainer market. The company has a wide range of business and a certain scale in strainer production.


Features in Strainer Production


  • Multi - industry Adaptability: The strainers produced by Hubei Sanhuan can be adapted to multiple industries, such as water treatment, power generation, and manufacturing. Their products have a wide range of applications.
  • Modular Design: The company uses modular design in strainer production. This design method not only facilitates production and assembly but also makes it easy to replace and upgrade parts of the strainer.
  • Cost - reduction Measures: Hubei Sanhuan adopts a series of cost - reduction measures in production, such as optimizing the production process and reducing waste. This allows them to offer strainers with a more competitive price.


Advantages


  • Diversified Business Support: The diversified business of Hubei Sanhuan provides support for strainer production. For example, the company can share resources and technologies among different business sectors, which promotes the development of the strainer business.
  • Market Expansion Ability: The company has strong market expansion ability. It can quickly enter new markets and promote its strainer products through various marketing channels.
  • Continuous Improvement: Hubei Sanhuan is committed to continuous improvement in strainer production. They constantly listen to customer feedback and market information, and then improve the quality and performance of strainers.


Conclusion

The top 10 strainer factories in China mentioned above all have their own unique features and advantages. Zhejiang Poro Valve Manufacturing Co., Ltd. stands out with its strong R & D and customization capabilities. Jiangsu Shentong Valve Co., Ltd. is known for its large - scale production and strict quality control. Shanghai Kaiquan Pump (Group) Co., Ltd. offers integrated solutions and intelligent technology. Each of these factories plays an important role in the Chinese strainer market and also has a certain influence in the global market.


These factories not only meet the domestic demand for strainers in various industries but also export their products to many countries and regions. With the continuous development of the global economy and the increasing demand for high - quality strainers, these Chinese factories are expected to further improve their technology, expand their production scale, and enhance their international competitiveness. At the same time, they will also promote the development of the entire strainer industry through innovation and cooperation.


Zhang Yan
Zhang Yan
Zhang Yan is a Technical Consultant at PORO Valve, specializing in valve design and optimization. His expertise lies in ensuring our products meet the highest industry standards, particularly in the oil and chemical sectors.
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