On May 3-5, 2018, the 19th China Environment Expo was held in Shanghai New International Expo Center as scheduled 

The company's exhibition site attracts many domestic and foreign customers to stop for consultation and exchange;
Ma liantao, chairman of the company, visited the site to explain and in-depth exchange the technical advantages of the company's products with customers

Ma Hui, Secretary General of environmental chamber of Commerce of all China Federation of industry and commerce, visited the exhibition hall and talked with Ma Zong