... , Haizhu District, Guangzhou,Guangdong Organized by:Guangzhou Grandeur Exhibition Services Co., Ltd How about Roof China 2014? Preparing 8000sqm, Roof China 2014 ... Botny Cho., Lemical Co., Ltd., Jiangsu Canlon Building Materials Co., Ltd., DR. Waterproof, Guangzhou Supe Chemical Ctd., Dayu Waterproof, Guangzhou Topu Building Materials Co., Ltd., etc. Concurrently with ...