摘要
During November 17-20,the Middle East BIG5 Trade Expo was held in International Exhibition Center,Dubai,UAE.The Trade Cooperation and Development Center of the CCPIT participated in the event.Middle East BIG5 Expo is the largest exhibition in Middles East for building materials and service.Originated in 1980,the expo is held once every year.The 35<sup>th</sup>BIG5 was
