国产一级特黄大片色,日韩无码国产精品,性欧美高清come,巨爆中文字幕巨爆区爆乳

Haoyue automotive security system technologies co., LTD is a professional and the largest manufacturer of door opening and closing systems , national high-tech enterprise in China, Haoyue has been honored with the IATF16949, ISO14001, OHSAS18001 and ISO10012 certification. The company covers an area of 160,000 square meters with a construction area of 140,000 square meters and has a total asset of over 500 million yuan.
Possessing  ‘smart auto safety system engineering technology research center’ and more than 200 engineers’ dedication to independent research and development capabilities ,Haoyue has gained more than 200 authorized patents including 37 invention patents.