Xinxiang Hongyang Machine manufacturer Co.,Ltd. The mainly business of Xinxiang Hongyang Machine manufacturer Co.,Ltd. is military production,oil production machine and filter equipment.we are a professional oil engineering company which offer variety of service such as design, manufacture, installation,debugging,after-sales service.our business involved: oil processing line, oil presser, oil extraction, oil refinery, animal oil processing line, Animal Harmless treatment equipment, filters......equipment design,manufacture and installation, program installation and debugging,technology service,new production development and oil by-product process.including phospholipids program,protein program...