The legal entity, represented by the zhang hua army, has a general project: manufacture of rubber products; sale of rubber products; manufacture of plastics; sale of plastics; manufacture of metal chains and other metal products; sale of metal chains and other metal products; manufacture of synthetic materials (other than hazardous chemicals); sale of synthetic materials; manufacture of building water protection scrolls; sale of building waterproofing materials; manufacture of building structures; sale of structures; construction of metal structures; sale of metal structures; sale of metal structures; manufacture of sealed fillings; sale of sealed fillings; sale of fireproof materials; sale of fireproof sealing materials; sale of anti-corruption materials; sale of building materials; manufacture of fibreglass enhanced plastics; sale of glass fibre enhanced plastics; lease of construction machinery and equipment; rental of machinery and equipment; rental of specialized equipment; ren...