Heavy Duty Bag Sealing Machine manufacturers 2003聽Henan Rui Youna Machinery CO., LTD is founded , with the area of 5000銕? which is specialized in packing machinery聽and food machinery. Our first factory located in zhengzhou.聽 2005, After 2 years of development, the company is on the right track. The meeting was passed in 聽2015 01, the company's were clearly divided into departments. design...