Quintrum mechanical (quinshan) ltd. Is registered at 58 quintam development road. Room 1108, building 3 of china international business square, with registration as the administrative approval authority of the city of quinshan, represented by legal persons, has general lines of operation: sale of mechanical equipment; sale of rubber products; sale of plastics; sale of engineering plastics and synthetic resins; sale of chemical products (other than licensed chemical products); sale of mechanical parts, parts and components; sale of moulds; sale of intellectual infrastructure equipment; sale of waterproofing and waterproofing products; sale of insulation and soundproofing materials; sale of fibreglass enhanced plastics; sale of specialized equipment for rubber processing; sale of specialized equipment for plastic processing; sale of bio-based materials; import and export of goods (run autonomously on the basis of a legal licence, except for legally authorized projects)