The registered address of huavo energy conservation technology ltd. Is located in liu jia quan village, quan township, quanang township, quiang township, quiang township, hebei province. The registering authority is liu yongxiang municipal market supervision authority, represented by legal persons, and operates on general projects such as: technical services, technology development, technical advice, technology exchange, technology transfer, technology promotion; sales of plastics; sale of rubber products; sale of insulation and soundproofing materials; sale of building decoration materials; sale of construction materials; metal packaging containers and material manufacture; sale of metal packagings and materials; import and export of technology; and import and export of goods. (ii) licensing of projects (in addition to those subject to legal authorization, the operation of which is carried out on an autonomous basis under a licence): construction work. (a project subject to legal approval may only be carried out with the approval of the relevant department, subject to the approval documents or licences of the relevant department)