Lanyao was founded in the early 1990s with a capital of 30 million rmb. It is an enterprise specializing in the research, production of wastewater treatment such as industrial or drinking poly aluminum chloride, either fluid type or powder type, several series of poly acrylamide, poly ferric sulphate, sodium acetate, polyaluminum ferric chloride, activated charcoal and other chemical agents. The company is now located in the Chemical Industry Zone in Jiangsu Province, with a factory area of 17,000 square meters and 108 employees. The company's organizational structure consists of five departments and one room, namely the Marketing Department, the Technology R&D Department, the Operation Management Department, the Engineering Division, the Financial Settlement Department, the General Office and the Engineering Experiment Department. In addition, the company has branch offices in Jiangsu, Shanghai, and Henan Province.