Shandong Zhangwei Biotechnology Co., Ltd. is an enterprise specializing in the research and development and production of deodorizing agents, deodorizing equipment and dust inhibitors. The company is located on the Great Plain of Southwest Shandong, covering an area of 10,000 square meters and a construction area of 4,000 square meters. The domestic high-speed, high-speed rail and airport are connected to all parts of the country, and the transportation is very convenient.