三级全黄的视频在线观看_在线久草,日韩黄色网址,在线A级毛片免费视频,精品久久久久中文字幕一区

R + T in Stuttgart attracts market leader, technological innovators, trendsetters and suppliers of ideas which make the fair a global hotspot for roller shutters, gates and sun protection. On it new products are presented, concepts born, information exchanged and international business is made. This makes the show a mandatory meeting for all who want to play a role in the industry. With its very international audience, the R + T is a center of global networking.

Dooya Mechanic and Electronic Technology Co., Ltd. is a leading tubular motor manufacturer in the world. With more than 2000 employees, the company factory occupies 60,000 square meters now. The IS09001 quality management system is fully implemented to ensure the systematic and standardized company daily operation. Then high-quality products can be provided everlastingly and stably.