General projects: Hardware products retail; Building materials sales; Import and export of goods; Technical service, technology development, technology consultation, technology exchange, technology transfer, technology dissemination; Lime and gypsum manufacturing; Lime and gypsum sales; Coking; Sales of petroleum products (without hazardous chemicals); Metal ore sales; Office supplies sales; Cosmetics retail; Sales of agricultural and sideline products; Tea planting; Sales of chemical products (excluding licensed chemical products); Purchase and sale of real estate Chinese herbal medicine (excluding Chinese herbal decoction pieces); Customs declaration business; Technology import and export; Loading, unloading and handling; Inspection application business; Domestic cargo transport agent (except for items subject to approval according to law, independently carry out business activities according to law with business license)