On the afternoon of July 16, a delegation of representatives from the Hubei Building Waterproof Association, led by Gui Chunfang, President of the Hubei Waterproof Association, attended an exchange meeting at Zhejiang Luban Building Waterproof Co., Ltd. to learn from the Zhejiang Construction Industry Association. Xiang Xiaorui, General Manager of Zhejiang Luban Building Waterproof Co., Ltd., Xiang Chenye, Deputy General Manager, and others warmly received them.