"Sincerity, Innovation, Rigorousness, and Efficiency" is the persistent conception of our company for the long-term to develop together with customers for mutual reciprocity and mutual benefit for negative pressure conveying rotary valve, rotary valve for grain industry pneumatic conveying, positive pressure conveying airlock valve, rotary valve for grain industry,stainless steel airlock valve. We are one of the largest 100% manufacturers in China. Many large trading companies import products from us, so we can give you the best price with the same quality if you are interested in us. The product will supply to all over the world, such as Europe, America, Australia,Senegal, Munich,Afghanistan, Tajikistan.Our company always concentrate on the development of the international market. We now have a lot of customers in Russia , European countries, the USA, the Middle East countries and Africa countries. We always follow that quality is foundation while service is guarantee to meet all customers.