The registration authority is the administrative approval board of the sinshan region of the city, represented by the legal person chen sung-cho, which covers the manufacture, processing and sale of general machinery and accessories, metal products; the sale of metal materials and hardware products; foreign investment using its own funds; the import and export of self-employment and brokering of goods and technologies (except for goods and technologies for which the state limits companies ' operations or bans imports and exports). (projects subject to legal approval may not operate without the approval of the relevant department)