China International Door and window curtain wall Expo opened in Shanghai. Nearly 700 door and window curtain wall enterprises from all over the world show their latest R & D achievements and new technologies on the site of fbc2019 Expo, and tens of thousands of new products are launched! Each high-end door-to-door manufacturers have appeared in the latest technology products, showing a competition between technology and product innovation. The exhibition is getting better and the scene is full of people, and tinno German high-end entrance booth is in an endless stream.
