Chengdu Dingfeng Sealing Material Co., Ltd. was established in 2003. The products have been tried repeatedly in the pump truck repair factory, hydraulic cylinder factory, and excavator factory. From the selection of materials, production, and after-sales service, every detail of the product is strictly controlled. The raw material is made of improved TPU particles, which can achieve the ultimate in wear resistance and temperature resistance, ensuring the stability of product performance and quality. Make every seal a fine product. Products are ODU, IDU, UHS, FAK, DHS, UN.A1, A5, BS, AH, AF, BU, BD, B3, M2, M3, ZP, KR, SPGW, OK, KDAS and so on.