The registration address of hebei xianan environmental technology ltd. Is located in room 11a, located on the 119th floor of chindong street, chindong province, hebei province, with the registration authority being the market supervision authority of the ridu district, with legal representatives zhao shitao, and covers general projects: technical services, technology development, technical advice, technology exchange, technology transfer, technology promotion; sale of special instrument instruments for environmental monitoring; technical development of biochemical products; technical development of biological-based materials; marketing of chemical products (other than licensed chemical products); marketing of disinfectants (other than hazardous chemicals); professional cleaning, cleaning, disinfection services; marketing of chemical products (other than hazardous chemicals); environmental advisory services; sale of specialized equipment for environmental protection; engineering and technical research and pilot development; indoor air pollution management; sale of textile products in industry; sale of chemical products on a daily basis; sale of synthetic materials; development of new materials; marketing of ecological environmental materials; import and export of goods or technologies (other than those for which the state prohibits or involves administrative approval). (in addition to projects subject to authorization under the law, the operation of the business is carried out autonomously under a licence)