Depam (Hangzhou) Pump Technology Co., Ltd.: Founded in 2003, it is located in the national economic and technological development zone, is a professional production of metering pumps, pneumatic diaphragm pumps, high-pressure reciprocating pumps, petrochemical pumps, complete sets of chemical dosing devices, water treatment equipment and supercritical Extraction device of high-tech enterprises.
The company introduced advanced technology and scientific management models from Germany in the early 1990s and has been focusing on the research and development of fluid transport equipment for decades. At present, the company has dozens of R&D and design personnel with senior professional titles and has obtained more than 20 patents. It has introduced advanced digital testing platforms is committed to building quality metering pumps and is the world leader in metering pumps.
MILTON ROY: A world - renowned metering pump manufacturer, now owned by Ingersoll Rand. It is one of the first companies to produce metering pumps globally, with a comprehensive metering pump product line. Its products are widely used in petrochemical, pharmaceutical, food and other industries, and are highly reliable in chemical dosing.
PULSAFEEDER: Founded in the United States in 1942 and joined the IDEX Group in 1992, it was the first to develop hydraulically driven diaphragm metering pumps globally. Its products are designed and manufactured in accordance with API675 standards, and are widely used in chemical dosing in petrochemical, chemical, power plants, municipal water treatment and wastewater treatment.
SEKO: Founded in Italy in 1976, it is an internationally renowned manufacturer of dosing pumps and systems, focusing on the professional design and manufacture of electromagnetic and motor - driven dosing pumps, measuring and analyzing instruments. It has ISO - certified production bases in Europe, Asia and the Americas, providing professional and local support to customers in more than 120 countries.
GRUNDFOS: Founded in Denmark in 1945, it is a global leader in water pumps and water - technology solutions. Although it is not mainly engaged in chemical dosing packages, with its strong R & D and production capabilities, its products are widely used in construction, industry, infrastructure construction, district heating, sewage treatment and other fields, and it may also have certain strength in related products.
ProMinent: Founded in Germany in 1960, it is a manufacturer of special components and systems for metering technology and a provider of water - treatment solutions. It provides a series of products such as metering pumps, hose pumps, measuring and control devices, and sensors for liquid control and metering, as well as water - treatment metering systems.
LEWA: Founded in Germany in 1952, now owned by Nikkiso Co., Ltd. of Japan, it is a global leader in diaphragm metering pumps, process pumps, and complete metering systems and equipment. It has more than 10 subsidiaries worldwide and distributors in more than 80 countries and regions.
IWAKI: A well - known chemical pump manufacturer in Japan and a global leader in fluid control equipment. It is one of the few chemical pump manufacturers that provide a variety of products, and is regarded as a "professional chemical pump with the widest application range". Its products are widely used in many industrial fields, and it has subsidiaries and associated companies in more than 23 countries and regions around the world.
Neptune: A subsidiary of PSG, a division of Dover Corporation, it is a single - source solution provider for key chemical fluids in water - treatment processes. It provides a complete set of components for water - treatment processes and various hydraulically, mechanically, and electromagnetically driven diaphragm metering pumps with unique functions for different markets.
Blue - White Industries: Its chemical metering pumps are designed for high - performance solutions in various applications, including municipal water treatment, pool sanitation, oil and gas, and food production. The pumps have the characteristics of self - priming and low maintenance, and have high accuracy and precision in chemical dosing.
