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China Submersible Pump Manufacturer

About Tuohai

Taixing Tuohai Trading Co., Ltd.(Taixing Tuohai Pump Industry Co.,Ltd. & Jiangsu Womiao Fluid Equipment Co., Ltd.) locates in the Eastern industrial Zone in Taixing Jiangsu, has nearly 200 million fixed assets. We specialize in producing the submersible sewage pumps, submersible axial-flow pumps, mixed flow pumps and sewage pumping stations. We also focus on various environmental protection equipment, such as crushing grille trash machines, submersible mixers, and so on.

Development Strategy

We take science and technology as the first activity, high standards and good quality constitute our development strategy, to satisfy customers is our persistent pursuit. Tuohai invests heavily in technological innovation and new product development, and we have established long-term strategic cooperation relationships with many leading pump companies.


Delivering Reliable Solutions for Submersible Axial Flow Pumps, Sewage Pumps, Submersible Mixers, Sewage Grinders, and Pumping Stations - Your Trusted Partner for Water Management
Our company has set up a relatively sound marketing service system in China, and we have made relatively excellent client profiles to provide them with the active, fast, overall, and meticulous nanny- -type service passion that makes dreams come true, and responsibility cammies hopes. We will take a scientific and responsible attitude regarding our social duty as ours to contribute to the world environment and the water undertaking in the future. Make Tuohai go to the word, keep nature retain clean water and blue sky.

World-Class Supplier of Submersible Pumps

TUOHAI locates in Eastern Industrial Zone in Taixing, Jiangsu, has nearly 200 million fixed assets. We have 28 series of more than 3000 varieties of water pump products, 5 series of valve products, 8 series of 58 varieties of sewage treatment plant complete sets of equipment, and industrial wastewater treatment technology

We specialize in producing the WQ series of submersible sewage pumps, QZ(QH) series of submersible axial flow pumps, and mixed flow pumps. We also focus on various environmental protection equipment, such as crushing grille, submersible mixer, prefabricated pumping station, and so on.
Housing Material: Cast Iron
Impeller: Stainless Steel, Cast Iron, Bronze
Power: 0.75~450kw
Voltage: 380V to 10KV, 50HZ and 60HZ
Diving Depth: 20m at the most
Temperature of Medium: ≤40℃
  • This sewage grinder does not have the screen drum
  • The number of blades can be customized according to your requirements
  • The external dimensions of the waste grinder can be customized according to your installation requirements
  • This wastewater grinder is open-ended and can also be equipped with flanges for pipeline installation(inline channel grinders) according to your requirements

Advanced Pump Testing Center​​​​​​​

The product design has completely realized CAD, the internal management has realized computerization and network, and it has modern water pump assembly and production methods.

Our company has established a domestic advanced water pump testing center, with the largest testing capabilities and the most standardized testing pumps, which can test submersible sewage pumps, axial flow pumps and mixed flow pumps with larger diameters.

The maximum test power of our test systerm is 1000KW, the test voltage is 380V, 660V, 3KV, 6KV, 10KV, and the test caliber is 2 meters.

Advanced Technology and Quality Service

Our company has obtained ISO, CE and other certificates about the submersible axial flow pump, sewage pump, and other products, we have established long-term cooperative relations with many customers all over the world.

The company has established a relatively complete marketing service system and established relatively excellent customer profiles, providing them with a positive, fast, comprehensive and detailed one-stop service.


Our company has got the certification of CE, ISO9001:2008 Quality Management System, ISO14001:2004 Environmental Management System, GBT28001 2001 0ccupational Health and Safety Management System, and the certificate of Grade AAA corporate credit status.
Tuohai Pump Industry Co., Ltd
Since 1994, we have been offering services of the highest quality, combining our energy and enthusiasm.