Taiwan TCS Seals, Cheng Mao Precision Sealing is one of leading oil seals manufacturers with 30 years experiences in seals design. TCS is located in Nankang industrial park in Nantou. TCS is capable of producing sealing products from design, drawing, researching development, testing and making molds to finished products independently.

TCS provides products in various applications of automobile (power steering seals, heavy duty wheel seals, shock absorber seals, gas spring seals, transmission seals), industrial (high pressure seals, teducer seals, motor seal, teflon seals, end caps, axial face seals), hydraulic(rod wipers, o-rings, x-rings), pneumatic, agriculture, construction, mining application, consumer electronics(laundry washer seals, squeezer seals) , pump, repair kits of car and other customized products. TCS is ISO9001, IATF16949 certified. TCS serves our clients globally, from OEM/ODM, aftermarket to non-standard sealing designs.