18+深夜福利,爱我就别想太多西瓜视频全集,白嫩小脚老师玉足足h交视频,女人毛茸茸牲交视频,林霏季廷煜全文阅读小说,在线观看精品国产精品,涨奶 小说,99热视频这里只有久久精品,乱人伦中文字幕成人网站在线,理伦三级我的女朋友妈妈三

&On February 9, 2020, Doha company of the group successfully passed the ISO management system certification and obtained the corresponding certificates. &This audit focuses on six departments of Doha company, namely, operation Department, procurement department, finance department, personnel department, production safety department and quality technology department, and reviews the quality, safety and other aspects of the construction site. The audit team conducted a comprehensive and in-depth audit and evaluation of the company's management system through discussion with the company's management, construction site inspection and data verification, and agreed that the operation of the Doha company's management system met the certification standards and passed the certification.