... The product is made by modern process, and has comprehensive enzyme, high active, strong action.3. ... feed.5. It is heat-resistant, and has special stability in manufacturing.6. The period ... the environment of breeding.8. It has no negative effect, no remains and is the replacement of ... feed supplierCangzhou Kangzhuang Animal Drug Co., LTDAddress: No.168.307 National Road , Zhangzhuangzi Industrial Park, ...