Yes Guangzhou Gui Long Biotechnology Co., Ltd. was established on 20 17, and mainly sells famous brands such as Tomson Bianjian, Shancun, Calci and Yangshengtang. Tomson Bianjian was founded in 1995 10. In 2002, dietary supplements were systematically introduced into China's non-direct selling field, and rapidly grew into a leading brand and benchmark enterprise of dietary supplements in China.