2017 National Day holiday notice After company research and decision, Gaoshi Ruilian's National Day holiday will be from October 1, 2017 to October 5, 2017. On October 6th, the production department resumed normal production, the logistics department shipped goods normally, and the sales department arranged their own work!! We apologize for any inconvenience caused!! Wishing new and old customers a happy Double Festival!! Gaoshi Ruilian September 28, 2017

On May 5, 2022, GaossUnion(TianJin)Photoelectric technology co.LTD relocated to a new address. The original address, No. 45 Dongjiu Road, Airport Economic Zone, has been discontinued. The new factory address is Building 22, Baishui Technology Industrial Park, No. 9 Haihang West Road, Modern Industrial Zone, Ninghe District, Tianjin. New and old friends are welcome to visit and guide us.

On November 29, 2019, the Third International Symposium on Energy Storage Materials (ICEnSM 2019), organized by Shenzhen Graduate School of Tsinghua University, Tsinghua Berkeley Shenzhen University,

On December 17, 2016, the 2016 National Conference on Bioanalytical Chemistry, sponsored by the Chemical Science Department of the National Natural Science Foundation of China and co organized by Nanjing University, Peking University, Tsinghua University and the Institute of Chemistry of the Chinese Academy of Sciences, was held in Nanjing International Exhibition Center.