Xi’an Yanhao Bio-tech Co.,Ltd. specializes in the research and development, production and sales of natural plant extracts; With nearly 8 years of experience in identification, research, development and production of plant medicinal active ingredients, we focus on providing innovative products and innovative services for customers in health food, cosmetics and feed industries.    Yanhao bio has hundreds of products, and has obtained SC certification, ISO9001 and ISO22000 qualifications.    Yanhao Bio has established a deep cooperative relationship with SGS and Continental Analysis, the world's famous…