Shandong Yulong Gold Co., Ltd. produces and sells steel pipes in China and internationally. The company's products include submerged arc welded pipes, SAWH steel pipes, high frequency longitudinal resistance welded pipes, square and rectangular steel pipes, 3PP/3PE/FBE anticorrosive pipes, corrosion-resistant metallurgical composite bimetallic longitudinal welded pipes, and alloy-steel pipes. Its products are used in the areas of petroleum, petrochemical, natural gas, shale gas, pulp, water transportation, large steel structure, etc. The company is based in Wuxi, China. Shandong Yulong Gold Co., Ltd. is a subsidiary of Lhasa Zhihe Science and Technology Development Co., Ltd.