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Black flexible core
Quality Control
To ensure product quality, the Factory has invested a large amount of money, equipped with various professional testing equipment and independent laboratories, which can analyze and test the mechanical properties of steel wires, flexible shafts and hoses as well as the physical and chemical data of materials, all of which have been certified by Ningbo Inspection Bureau. The Management System of the enterprise has passed the system certification of IATF 16949: 2016 technical specification of Germany TUV Company.
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