国内一级一片内射免费视频观看亚洲中文字幕无码一区二区三区,,欧美人与性动交G欧美精器亚洲不卡高清,,国产成人秘无码

<button id="acz71"></button>

    <dfn id="acz71"></dfn>

  1. 1、 Strong technical force:

    Guoding hardware, formerly known as Yongkang Dingli hardware factory, has been engaged in cold heading and machining fasteners for 15 years. The mold is made by our factory. The R & D and technical team have more than 20 years of technical work experience. Guoding company now has 1 invention patent, 7 utility model patents, and we will apply for 10 patents

    2、 Machinery and Capacity Guarantee:

    Guoding hardware cold heading machine 11b6sl ~ 58b6sl (can produce m3 ~ M67 products), a total of 99 cold heading machines and supporting equipment, 45 machining lathes, 37 mold processing lathes. The annual production capacity is 600 million and the remaining capacity is 60%.

    3、 Quality assurance:

    Quality system certification: iatf16949:2016

    100% full inspection and shipment of automobile products, full-scale optical automatic detection.