LongRun Optoelectroincs Co.,Ltd. has been certified to conform with the Environmental Management System Standard GB/T24001-2004, which is identical to ISO14001:2004. The certificate is valid for the production of LED displays for indoor use that are CCC approved, other products not CCC approved, and related management activities. The registration and audit address is Floor 2B, Building C, No. 6 Tangwei Industrial Avenue, Fuyong Street, Baoan District, Shenzhen City, Guangdong Province, P. R. China. The certificate is valid from January 5, 2016 to September 15, 2018.