TCS Seals (CHENG MAO Precision Sealing Co., Ltd.) is located in Nankang Industrial Park in central Taiwan. TCS was founded in 2007, and has earned our renown rapidly by providing professional technical support and excellent manufacturing service. With 30 years' experience in oil seals' design, manufacture and quality control, TCS Seals is a leading oil seal manufacturer in Taiwan.



TCS factory occupies an area of 5,000 square meters. We have up-to-date equipment:

1) CAD Key.

2) CNC lathes.

3) Production equipment: Rubber kneading machines, rubber cutters/slicers, low-temp storages, sandblasting/bonding machines, curing/trimming machines, etc.

4) Micro Vu (3D vision measuring system)

5) Test equipment: Radial load testers, tensile testers, oil seal life testers, hardness testers, etc.

Authenticated and Audited.