Construction project construction. General items: daily life services for residents; leasing of non-residential real estate; import and export of goods; production and sales: plastic pipes, water supply and drainage pipes, gas pipes, municipal pipe fittings, pipe gallery products, plastic products, plastic sheets, decorative sheets, metal pipes and fittings (excluding rare and precious metals) ), auto parts, motorcycle parts, electronic products (excluding electronic publications); sales: chemical raw materials (excluding hazardous chemicals and Class I precursor drugs), building materials (excluding hazardous chemicals), hardware, mechanical and electrical equipment, wires and cables; design, production, agency, publishing: advertising.