welcome凤凰购彩大厅金属

    The company has more than 30 technical R & D specialists engaging in process development, testing and analysis, new product development, etc. The company has passed the IATF 16949: 2016 quality management system registration, GJB9001C-2017 national military standard quality management system registration and GB/T 19001-2016/ISO 9001: 2015 quality management system registration.

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welcome凤凰购彩大厅