The registration address of the cologne rubber technology company ltd. Is at 832 acorn base, kosumi county, hebei province. The registration authority is the city market supervisory authority, and the legal entity is zhang zhouxia, whose business includes the manufacture of other rubber products. Production, development and marketing of rubber products, plastics products, nylon products, metal products, metal hoses, metal wavelines, rubber soft connection compensation, high-pressure rubber tubes and totals, trifluorinated hoses, pvc, pu hoses, trifluorinated products, seals, hydraulic tanks, hydraulic devices, machine-bed processing, filters, filters, filtration cores** (projects subject to approval by law and subject to the approval of the relevant authorities)