To meet the requirements for category, size and quality of the tubes, it is a must to have advanced manufacturing technology, complete process flow and testing / inspecting facilities as well as stringent quality assurance program. 为满足汽车用管的品种、规格及质量要求,必须具备先进的生产技术,完整的工艺流程和检测设备以及严格的质量保证体系。