Your Reliable Source for Pump Accessorie

About Us

about_us_2.jpgWelcome to Topkun Machinery, an ISO9001 certified factory based in Shanghai, China. Since 2008, we have been specializing in the manufacturing, development, and sale of high-quality metering pump accessories for use in various industries, including environmental protection, water treatment, electric power, pharmaceutical, and chemical etc.  

Our extensive range of products includes back pressure valves, safety relief valves, pulse dampers, flow calibration columns, and much more. These accessories are designed to work seamlessly with metering pumps and chemical dosing systems, ensuring optimal performance and efficiency.

We take pride in our strong Technology R&D team, which consistently develops new and innovative products to meet the changing needs of our customers. Our dedicated Management and Production team ensures that we offer products of the highest quality at unbeatable prices and with short delivery times.

At Topkun Machinery, we understand the importance of excellent customer service. That's why we have a professional and experienced sales team who provide exceptional support to our customers, ensuring that we maintain a reputation for excellence.

We are committed to being your go-to supplier for all your metering pump and chemical dosing system accessories needs. Whether you need back pressure valves, safety relief valves, pulse dampers, flow calibration columns, or have an idea for a custom product, we are here to help.

Contact us now to learn more about our products and services. Let us bring a surprise to your business.

Why Choose Us?

Why Choose Us?

Our company boasts a strong technical team, advanced equipment and processes, comprehensive testing methods, a sound organizational structure, modern management practices, and obtained ISO9001 quality management system certification in 2014. Since our founding, we have placed technology development at the forefront, and have obtained dozens of patents. Our technical principles focus on producing products with high technology content, high performance, and high quality. We continuously absorb and introduce advanced technology from domestic and foreign sources, strengthen internal management, and seek survival through quality and market through reputation. After years of innovation and development, our company has become a large-scale, branded, and specialized manufacturer of metering pump accessories. Our products sell well around the world and are highly trusted by our customers.

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