Founded in 1984, Ningbo Tiangong Fluid Technology Co.,Ltd(Ningbo Industry Seals Factory) is a national high-tech enter-prise specializing in R&D, design, manufacturing and sales of mechanical seals products. The factory covers an area of 15,000square meters, with an average annual output of more than 3 million sets of mechanical seals and 165 employees.

Since its establishment, our company has been committed to providing customers with high-grade, high-reliable and highcost-effective mechanical seals products. Meanwhile, we also actively learn from the global leaders to enhance our R&D anddesign concepts. In order to continuously provide better products and services to customers, we have invested a huge amountof money to build a new modern workshop and several sets of advanced large-scale processing equipment, which furtherimproved the production and processing capacity.Furthermore, we have also builit a testing center and a high-temperature andhigh-pressure laboratory , which were offically put into operation in 2019.Moreover, 

We have actively carried out school enter-prise cooperation, and established cooperative relations with Zhejiang University of Technology, NingboTech University, ChinaJiliang University and other institutions. At present, we currently produces mechanical seals with a maximum shaft size:350mm,pressure: 12MPa, temperature from -196℃ to 500℃，speed : 12,000rpm.

Currently, we have two production bases in Ningbo and Xi'an, 6 offices both China and abroad, with 10 invention patents and 20utility model patents.As one of the governing units of China Mechanical Seal Professional Branch, we are qualified suppliers oflarge enterprises such as CNoOC, CPCIF, China Guodian, China Huadian, China Datang, Zhejiang Energy Group and GEG.Inaddition,we have passed product certfication of Sinopec EPEC，three-system certfication of lSO9001,LSO45001 andISO14001, and ROHS,REACH,FDA,WRAS, etc. Our products are widely applied in multiple fields such as construction,environmental protection, municipal works, electric power, petrochemical industry, oil and gas, chemical industry, pulp andpaper, metallurgy, food and aerospace.