Dolanmerr Membrane Technology Co., Ltd. was established on October 21, 2020, with Li Jia as the legal representative and a registered capital of 50 million RMB. The unified social credit code is 91310115MA1K4MA88K. The company is located at Room 5, Building 11, No. 6055 Jinhai Road, Fengxian District, Shanghai. It belongs to the professional technical service industry. The business scope includes: General projects: Technical services, technology development, technical consultation, technical exchange, technology transfer, and technology promotion; sales of gas and liquid separation and purification equipment; sales of special environmental protection equipment; sales of specialized chemical products (excluding hazardous chemicals); sales of new membrane materials; manufacturing of new membrane materials [operated by branches]; sales of valves and cocks; sales of pumps and vacuum equipment; sales of machinery and equipment; sales of pipeline transportation equipment; wholesale of hardware products; retail of hardware products; sales of communication equipment; sales of mechanical and electrical equipment; import and export of goods; import and export of technology; domestic trade agency; software development; computer system services; purchasing agency services; sales agency; installation services for general machinery and equipment; repair of general equipment; repair of special equipment; professional cleaning, disinfection, and sanitation services. (Except for projects that require approval according to law, the company conducts its business activities independently in accordance with the business license.) Dolanmerr Membrane Technology Co., Ltd. is currently in operation.