From 2000, we began to make the precision filter for the maintenance and maintenance of compressed air system, gradually expanded to many partners, in 2010 professional production of compressed air precision filter, precision filter, high pressure filter, CNG filter. Products not only have a large number of customers in the country, but also export Taiwan, Vietnam, Pakistan, Pakistan, Malaysia, south Africa, Sudan, Canada and the middle east. Now, we can work directly with Alibaba.