1. ISO 9001 quality system certification
2. ISO 14001 Environmental Management System Certification
3.OHSAS18000 Occupational Health and Safety Management System Certification
4.EU CE certification...
1. The stomata
This is a small cavity formed by the gas that the metal solidification process does not escape inside the metal. Its inner wall is smooth and contains gas, which has a high reflectiv...
Versatility of the application
Butterfly valves are versatile and can handle a wide range of fluids such as water, air, steam, and certain chemicals. They are used in a variety of industries, inclu...
With over 20 years of experience in manufacturing and exporting valves, TWS Valve has become a leading manufacturer in the industry. Among its flagship products, gate valves stand out and demonstra...
Soft seal butterfly valve is the butterfly valve mainly produced by TWS Valve, including Wafer Type butterfly valve, Lug Type butterfly valve, U-Type butterfly valve, Double flange butterfly valve ...