The registration address of esid (zianjin) energy-saving technology ltd. Is located at 21-01 a. D. Tuang, xiaodang town, north tianjin city, with legal representatives wang jinlong as the market supervisory authority for the north chinese district of tianjin city, covering general items: technical services, technology development, technical advice, technology exchange, technology transfer, technology promotion; sale of temperature-conserving materials; manufacture of light-quality construction materials; sale of building materials; manufacture of building blocks; construction of bricks; sale of bricks; manufacture of cement products; sale of cement products; sale of asbestos cement products; sale of asbestos cement products; sale of light construction materials; production of fire-resistant materials; sale of building blocks; sale of building decoration materials; sale of fire-resistant materials; sale of fire-proofing materials; sale of fire-condensed materials; sale of paints (without dangerous chemicals); sale of chemical products (without licensed chemical products); sale of heat- and sound-seated materials; manufacture of heat- and sound-proof materials; sale of anti-corruption materials; sale of rubber products; retailed products; retailed materials; distribution of bulk (in addition to projects subject to authorization under the law, the operation of the business is carried out autonomously under a licence)