Founded in 1970 and based in our long triangular zuzin economic circle, the company shenyang sub-community, chinin sub-community, and after-sales service centres have been established in various locations. It was the first enterprise in the country to develop emulsifiable and spray pumps, and over 50 years of development, the non-tin coal machine received more than 100 patents and titles, its products served the country's 31 autonomous provinces and municipalities and exported them to several countries