About Us

As an ISO9001 Certified factory in Shanghai, China, Topkun Machinery is specialized in manufacturing, developing and selling metering pump & metering pump accessories. Our Back pressure valves, Safety valves, Pulse dampers, Flow calibration columns etc. are widely used in area of environmental protection, water treatment, electric power, pharmaceutical, chemical and other industries.

We are proud of our strong Technology R & D team to develop more and more new products with high quality to meet our different customers’ different demand.

We are proud of our strong Management team and Production team, so we can offer our customers required products with unbeatable prices and short delivery time in the market.

We are proud of our strong sales team to receive such a good reputation among our customers due to their Professional and excellent customer service. 

Topkun Machinery dedicated to all your metering pump & metering pump accessories needs.so if you have any demand for our Back pressure valves, Safety valves, Pulse dampers, Flow calibration columns etc, or even just have an idea, we will be sure your first choice. 

Contact us now, Topkun Machinery will bring you surprise.