ZHENG CHANG, first established in 1918, it is one of the largest feed machinery manufacturer & project designer in China. ZHENG CHANG is the manufacturer of the first and largest pellet mill in China, which has 60 years’ experience in feed machinery. ZHENG CHANG has offered more than 9000 pellet mills to 65% of Chinese animal feed manufacturers and constructed over 3000 projects worldwide covering fields of poultry and livestock feed, aquatic feed, pet food, premix feed, concentrated feed, hops particle production, fertilizer, storage, sawdust pelleting and garbage treatment.