1-Bromo-9H-Carbazole

1.GG Brief Introduction Beijing Green Guardee Technology Co.,Ltd (for short GG) founded in June 2010, is a national high-tech enterprise specializing in technology development, large scale production, sales and service of electronic chemicals. GG's main research and development object is the new OLED materials and high purity solvent used in semi-conductor industry. GG owns a research center and two production bases. The new production base is located in the Handan New Chemical Park of Hebei, covering an area of 40,000 square meters. The annual production ability is 50 tons of OLED electronic materials. Relying on the technological superiority of Peking University national key laboratory, GG built a R&D team composed of PhD & MSc. GG had developed hundreds of high quality OLED materials & intermediates, and the production level of high-performance organic light emitting materials reaches the leading position in the domestic. 2. GG History: In 2010, GG established electronic chemical materials R&D center. In 2013, GG established the standard prodution lines of organic electroluminescent materials(OLED). In 2017, GG launched the new production base in Handan City Hebei Province. In 2019, the second factory, Hebei Huaqing Optoelectronics Material Co., Ltd put into production. 3. GG Culture: Vision: Better Life. Mission: Improve product performance and cost down by innovate technology. Value: Integrity,Innovation,Rapid,Unity,Struggle