About us

Wenzhou Tiangu Seal Co., Ltd has been designing and producing Mechanical Seals Since 1982.

TNG Seal is the member of China Hydraulic Pressure Pneumatic Mechanical Seal Industry Academician. We are specialists in the design and manufacture of mechanical seals used in pumps and rotating equipments.
In the past few decades, Within continuous explorations, accumulating and design. We have developed Elastomer O-ring & PTFE Wedge mechanical seals, Elastomer bellows mechanical seals, Inaction mechanical seals, Double face mechanical seals, Metal bellows mechanical seals, PTFE bellows mechanical seals, Agitator mechanical seals and seal material more than 70 series and 1200 sizes. Annual production ability is exceed 5 million sets. Our products are distributed morn than 50 countries and regions with High quality,good service and competitive price.


The interior of enterprise had been built perfect quality management system. Our products are now all ISO9001∶2008 certified and obtained industrial products' production licenses. We ensure our products are in a state of constant surveillance throughout the whole design, manufacture and sale. So the quality remained stable and constant improve. In order to meet the customers demand. We sincerely hope to establish good business relationship with every customer.