Hubei Zixin Biological Technology Co., Ltd is a HighTech Enterprise,which is specializing in natural color and plant extract. We develop thousands of acres planting bases under the whole production chain from seeking to planting.So as to provide our clients with best quality product and professional service. We bulid modern refined workshop based on GMP standard and large-scale factory in the main cities of China.Zixin own the most advanced product and test equipment. And bul...