The registration address of lympics is located on the 7th and 7th streets of luo zhuang district, where the registration authority is the market supervision authority of luo zheng zhuang city, represented by a legal person, and which includes processing and selling: mechanical parts (excluding casting smelting); and the import and export of goods and technology (except for which import and export are prohibited or restricted by the state). (projects subject to legal approval may not operate without the approval of the relevant department)