The registration address of ka xing jia jia-king is in 20 122 chambers of the mid-annual trade park in ka xing city and the registration authority is the economic technology development division of the ka xing city market supervision authority, represented by a legal person, huang baohua, which operates on general items: retailing of hardware products; wholesale distribution of hardware products; development of hardware products; sale of moulds; import and export of goods (run autonomously on the basis of a legal licence except for legally authorized projects)。