韩国经典三级,真实的国产乱ⅹxxx66v,欧美黑人bbcvideos极品,蜗牛影院看电影

總工程師 正高級工程師/深圳市高層次專業人才 中國建筑裝飾協會專家/廣東省鋼結構協會專家/深圳市土木建筑學會門窗幕墻專家 20多年來一直從事幕墻設計和設計管理工作，現任三鑫科技總工程師、設計研究院院長，三鑫科技“廣東省智慧建造幕墻工程技術研究中心”主任。擅長超高層、大型公建及復雜異型項目的設計及施工技術。 >

Mr. Cai Guangjian Chief Engineer Senior Engineer (Professor Level) / Shenzhen High-Level Professional Talent Expert of China Building Decoration Association / Guangdong Steel Structure Association / Shenzhen Society of Civil and Architectural Engineering for Windows and Curtain Walls Mr. Cai Guangjian has been engaged in curtain wall design and design management for over 20 years. He currently serves as the Chief Engineer and Director of the Design Research Institute at Shenzhen Sanxin Technology Development Co., Ltd., (abbr Sanxin Technology). He is also the Director of the ”Guangdong Intelligent Construction Curtain Wall Engineering Technology Research Center” at Sanxin Technology. Mr. Cai specializes in the design and construction techniques of super high-rise buildings, large-scale public facilities, and complex irregular projects. >