wholesale: Diamond products, jewelry, Gold products, Platinum products, clocks and watches, Handicrafts, Jade, Clothing, shoes and hats, accessories, office supplies, Stationery and sports supplies, Daily necessities, Glasses( Does not include contact lenses); Import and export of goods and technology( Operations prohibited by national laws and regulations shall not be carried out, Businesses restricted by national laws and regulations must be operated with a license)。( Projects that require approval according to law, Business activities can only be carried out after approval from relevant departments)。