Power generation business, power transmission business, power supply (distribution) business; construction engineering construction; road cargo transport (excluding dangerous goods). General items: Lighting apparatus manufacturing; mechanical and electrical equipment manufacturing; lighting apparatus sales; photovoltaic power generation equipment leasing; photovoltaic equipment and components sales; power generation technical services; solar power generation technical services; lighting fixtures sales; municipal facility management; professional design services; road cargo transport for vehicles with a total mass of 4.5 tons or less (excluding online freight and dangerous goods); mechanical and electrical equipment sales.