Zhaoyuan Hongrun Machinery Manufacturing co., LTD. , founded in 2008, is a state-level high-tech enterprise. It is located in the beautiful and rich Zhaoyuan city of Yantai city, Shandong province, where the transportation is convenient.  The company strength is abundant, and the registered capital is RMB 60 million. It is specializing in producing special tools in oil fields, geological exploration and coal mine drilling. The main products are: scale strength pipe clamp, cast iron pipe wrench handle, aluminum alloy pipe wrench, new freedom pliers...