--The 25-year-history brand. --140,000 square meters of modern factory. --China Guangzhou's Most Famous Brands. --the ISO9001 and ISO14001 system certification. --Quality certification from SGS. --China AAA grade credit enterprise. --Exported to more than 100 countries. --Certified Enterprise by China Building Materials Certification Center. --"Contract-honoring and trustworthy" enterprise by Guangzhou government.