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  • PROFESSIONAL PUMP MANUFACTURER
    Zhejiang Dolay Pump Industry Co.,Ltd has been operating in the water pump industry for years. It is a company that is committed to study, develop, manufacture and integrate and industrialize the superior of various manufacturers.
     
  • 新增页签
    We offer to customers a big and specific range of submersible pumps for a large variety of uses: domestic and civil applications for deep water level, agricultural irrigation for big flow and heavy sand demand, industrial fields for chemical rast request, waste water and sewage applications driven by AC electricity and DC solar energy. We are one of earliest and most professional in building solar pumping systems and household solar system for customers.
     
  • 新增页签
    We devote to provide people the best quality and the best cost-effective water pumps and water solutions. We have professional engineering and strict QC team. We have rich experiences in different markets and professional knowleges of pumps and environment. All these gurantees our promises with our customers.
     

CERTIFIED PRODUCT

ISO9001 certification ensures that the Submersible Pump in the production and processing of a strict control system. CE certification guarantees the electrical function, hydraulic performance, power and parameters of the  Submersible Pump.

SERVICE

Katreeni Is A Company Dedicated To Research, Development, Manufacturing And Installation Of Pump Systems.
Supply Support
We Ensures The Product With
Good Quality,sufficientquantity And Diversification.
Quality Safety
We Own Professional Qualitymanagement And Process
Inspecion Team.
Service Team
We Have A Professionalcustomer Service Team Toanswer Your Doubts At Any.
Delivery ln Time
Advanced Productionequipment To Ensure Timely
Delivery Of Products.

POPULAR TRUST

The Core Factors Behind The Rise in Copper Prices

Six core factors contributing to the rise in copper prices today1. Global copper mine supply continues to contract, intensifying mining and metallurgical conflictsGlobal copper mining capacity gap widens:Major copper mine production declines: Codelco in Chile (the world's largest copper mine) will s

2025-12-06
Why Does A Submersible Pump Not Release Water When Draining

Why does a submersible pump not release water when drainingReason:1. Poor connection of water pipe interface: The water pipe connected to the outlet of the submersible pump is not connected properly, or the water pipe is damaged, which can cause the submersible pump to not discharge water when place

2025-09-22
The Advantages And Disadvantages of Using Aluminum Wire And Copper Wire for Water Pump Motors

The advantages and disadvantages of using aluminum wire and copper wire for water pump motors are as follows:Advantages and disadvantages of aluminum wire motorsAdvantages:Lower price: Aluminum is relatively cheaper than copper, so the cost of using aluminum wire motors is lower.Lightweight: The low

2025-06-19
Pump Parts-The Difference between External And Internal Machine Seals

The difference between external and internal machine seals1. Appearance2. Installation locationExternal mechanical seal refers to a mechanical seal installed outside the shaft end of the equipment, usually located outside the equipment and connected to the main body of the equipment through flanges

2025-06-11

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MOBILE:0086-13867672347

ADD: NO.189 HENGSHI ROAD, HENGFENG INDUSTRY AREA, WENLING, TAIZHOU, ZHEJIANG PROVINCE,CHINA.

TEL: 0086-57686932269
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