Challenge Group is the 1st phytase manufacturer since 1997. We can provide the whole line of feed enzymes,cheimals and probiotics products.The quality and price is guaranteed by CAAS.

Wuhan Titon Biotech Ltd. is a high-tech enterprise specialized in the research, development, production and marketing of bio-products ,such as varieties enzyme,a wide range standardise plant extract , peptide natural pigment their related ...