Wholesale and retail: bamboo products, wood products, local products, communication equipment, computer hardware and software and peripheral equipment, chemical products (excluding flammable and explosive, dangerous goods, highly toxic goods); Import and export of goods and technology.

Purchase and sale: flax, textile products, chemical products (excluding flammable and explosive products, toxic drugs, dangerous goods), household appliances, mechanical equipment, plumbing equipment; import and export of goods, technology import and export.