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Shenzhen XieHong Environmental Protection Equipment Co., Ltd. was incorporated in Baoan District, Shenzhen in 2005.


The company is mainly engaged in research and development, production and sale of DOSENCE metering pumps.Its core components are introduced from overseas countries. Its products are manufactured in strict accordance with relevant EU standards and API675 to ensure lifecycle and metering accuracy of products. Reasonable design guarantees the optimum cost performance of products. Continuous quality control and strict testing process are conducted at each stage to enable extremely reliability of products. Our products are widely applied in new energy, petrochemical industry, fine chemistry, water treatment, chemical fertilizer industry, power plants, electronics, semiconductors, foods, medicine and chemical industry.


The company accumulated plenty of experiences in actual application of metering pumps. It developed various distinctive metering pumps depending on different circumstances ofindustries and actual applications in market.


For the sake of sustainable development, customer service and responsibility, the company adheres to the philosophy that professionalism comes first and establishes a powerful sale and after-sale service network to provide better and faster service for customers and realize a win-win result and a brilliant future.


The company was established in 2005. 


HD mechanical diagram metering pump was launched in 2013.


HDM mechanism diagram metering pump was launched in 2014.


HDL mechanical diagram metering pump (the maximum flow in the industry) was launched in 2015.


Magnetic relief valve (corrosion resistant; installed on pump head; it protects the pump whether pipeline is blocked or the outlet valve of the metering pump is blocked.) (1 patent for invention and 1 utility patent)


HT pulse-free mechanical diagram metering pump was launched in 2019. (Application in new energy industry, stable transmission of cell paste and low failure rate) (1 patent for invention, 2 utility patents and 1 appearance patent)


HD mechanical diagram metering pump was upgraded in 2019.

For the sake of sustainable development and the service and responsibility to customers, the company adhere to professional first, has built a strong marketing and after-sale service network to provide better and faster service.

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