Chinese manufacturer of high quality seals.

Dongguan delong seal co., LTD was established in 1996 and established delong seal technology (Hong Kong) co., LTD in 2008. The products include PTFE PTFE PTFE sealing, PU polyurethane sealing, rubber pneumatic sealing, hydraulic oil seal, sealing gasket and so on. The company has passed iso9001-2015 quality system certification and French BV authoritative certification, and won the title of China high-tech enterprise technology. Products have FDA, ROHS, REACH, UL94VO level certification, the delon seals sold to more than 100 countries and regions.

It is our mission to become an excellent supplier of global seal application solutions; To build a century-old enterprise and create a famous brand is the vision of delong; Continuous development, to create the maximum value for customers is the business philosophy of draglong.