The registration address of the company is 200 metres north-west of the roadway between the town of toshikang and the district of 051 in sihuang, hebei province. The registration authority is the market supervision authority of the county, with representatives of legal persons, and includes general items: sale of non-metal mines and products; sale of fire-resistant materials; sale of building materials; sale of synthetic materials; sale of metal ores; sale of warm materials; sale of building decoration materials. (in addition to the projects subject to authorization under the law, the operation is carried out autonomously on the basis of a licence)