The scope of operations includes general items: manufacture of specialized chemical products (excluding hazardous chemicals); sale of specialized chemical products (excluding hazardous chemicals); manufacture of eco-environmental materials; sale of eco-environmental materials; manufacture of specialized equipment for environmental protection; sale of specialized equipment for environmental protection; technical services, technology development, technical advice, technology exchange, technology transfer, technology diffusion. (in addition to projects subject to authorization under the law, the operation is carried out autonomously under a licence)。