The registration address of hebei spring hydrocarbons ltd. Is located at 123 spring feng south avenue, yuzhou district, habei province, with the registration authority yuzhou district market supervision authority, with legal persons representing wang, and covering general projects: architectural decorations, construction of parts of hydro-heating pipelines and other construction metal products; sale of metal products; domestic electrical manufacturing; manufacture of hardware products; black metal foundry; manufacture of non-metal minerals; manufacture of non-electric domestic appliances; spray processing; electro-waiving; sale of non-metal mines and products; sale of solar thermal equipment; retail sale of hardware products; sale of solar thermal products; sale of non-electric household appliances; engineering management services; installation services; development of new materials technology; technical services, technology development, technical advice, technology exchange, technology transfer, technology promotion; research and development of hardware products (in addition to legally approved projects, operating on an autonomous basis under a licence)