小明看看免费视频_成人性生活大片100部_黄色成人大片_掀开奶罩边躁狠狠躁学生_亚洲午夜久_人妻色综合网站_国产人妻人伦精品午夜剧场_国产精品国产三级国产不产一地_日本三级黄色中文字幕_伊人亚洲综合_天堂网最新版资源在线www_search—xvideos com_呦呦视频在线观看_亚洲综合熟女久久久40P_中文字字幕在线乱码视频_久久久久久欧美精品色一二三四_av影片久久_911精品视频_新天堂在线资源_国产午夜久久久_91av片_国产 日韩 亚洲 欧美_青青在线久青草免费观看_无码手机线免费观看_a一级毛片视频免费看_小蝌蚪视频在线_成人啪啪爽到潮喷喷水水69_新91网站_欧美在线视频免费观看_成年人免费公开视频

Shanghai Diesel Engine Co., Ltd. formerly known as Shanghai Diesel Engine Factory was established in 1947. In 1993, it was restructured into a state-owned holding company that issued A shares and B shares domestically and abroad. Now it belongs to SAIC Group and is engaged in engines, parts and generator sets. The national large-scale high-tech enterprise that researches and develops, manufactures, has the national level technical center and postdoctoral workstation, the international first-class automated production line and the passenger vehicle standard quality management system.

    Official website：www.sdec.com.cn