ï¿½Hengshui Jianfeng Engineering Rubber Co., LTD., a professional manufacturer of rubber product, built in the year 1999, Located in the North of China. Our main products include: bridge bearing series, rubber water stop series, bridge expansion jont series, high-pressure rubber hose series, inflatable rubber pipe plugs, inflatable rubber dam, inflatable rubber mandrel for culvert concrete formwork, polysulphide sealant, etc. Its annual production capacity is about 10000 tons.