Xingtai Cross Bo Seal Manufacturing Co., Ltd. (formerly Kang Detai Sealing Factory) was established in 1995. Specializing in the production of engine seals, crankshaft oil seals, valve oil seals, sealing flanges, gaskets and other rubber products. Integrated team of R&D, production and testing. People-oriented, honest and pragmatic, innovative and enterprising, and pursuing excellence, this is the long-standing business philosophy of Cross-Board.