Better in RingJay, RingJay is an International engineering organization based Changzhou, China with the customer all around world.Our Rotary Valves/Airlocks and Feeder are design for numerous applications metering pneumatic conveying of products ...

Focus Machinery Co., Ltd. is an advanced and dynamic company which one of the most efficient packaging related machine suppliers in south China. We mainly deal with machines food non-food industries. As professional suppliers, we can supply a full range ...