Xi'an GreenHerb Biotech Co., Ltd. is a High-Tech company, and aims to meet the needs of the medical, chemical, health food and cosmetics industries. We are engaged in supplying Natural Ingredients of herbal extracts and essentials. Greenherb provides our customers with the best quality products. GMP management is observed throughout the processing, and we are equipped with test machines of GC, UV, and GC-MS & HPLC. Every step is strictly controlled with great care to ensure the best outcome ...