-In 1989, Royal Group was established in Rongguo city, Anhui Province.
-In 1992, Royal Group relocated its head office to Shanghai, China.  It possessed advanced tempering furnace and product lines for insulation and laminated glass.
-In 1994, with years of experience in the industry, Royal Group became the leading enterprise of the glass processing industry in East China.
-In 2001, Royal Group poured in huge amount of investment focusing on research and study of the IC chips and energy-saving lighting programs.
-In 2006, the design of the first IC chip was successfully completed and was manufactured for the use in the field of electronic ballasts, including high power factor ballast, explosion-proof ballast, water-proof ballast, switchable ballast for HPS&MH, as well as energy-saving lamps.