SOKOYO has been in this line since 1996. In the past years, SOKOYO has now become a group company with 4 factories, 2 overseas branch offices and a foreign company. We have been certified by ISO9001 and TUV. With the yearly capacity of over 100,000 sets of solar street lights, SOKOYO has become the largest professional manufacturers in China. SOKOYO has taken part in establishing the Technical Criterions for Solar Outdoor Lighting and is one of the constitutors for the Solar Lighting Industry Standard in China.