欧美亚洲精品一区二区-日韩精品无码久久久久久-亚洲日韩乱码中文无码蜜桃臀-苍井空一区二区中文-18禁止午夜福利体验区-亚洲日本欧美日韩中文字幕-国产成人va一级黄视频

? Hebei Xindongrui Alloy Material Technology Co.,Ltd was founded in 1995 . It was changed name to Shijiazhuang Xindongrui Alloy Co.,Ltd in 2005 and transformed to produce industrial profiles. In 2009, the company was registered as Hebei Xindongrui Alloy Material Technology Co.,Ltd and relocated to Luquan district which is in Shijiazhuang Information Industry Basement and China Semi-conductor optics valley park. The factory covers area of 28,000m2 and building area over 20,000m2. We are one of...