Established in 2011, Sichuan Guanshi S&T Co., Ltd. is a professional supplier of Rosmarinic Acid (more than 90%). Our company is located in Chengdu, Sichuan, China. We have 29 staff members and are equipped with advanced production facilities.



With good quality products, competitive prices and excellent services, we have won a good reputation among customers at home and abroad. We warmly welcome friends from all walks of life to cooperate with us. If you have any interest in our products, please do not hesitate to contact...