Qingdao Deshengli Group Surface Treatment Equipment Co.,Ltd. We are the production & export base for surface treatment devices, foundry machinery, rubber machinery, and have various machines, advanced technology and the largest production capability. .Shot blasting machines and steel plate pretreatment line are our main products . We have strong technological advantages in this field, we have built a powerful technical center of foundry machinery, which consist of skilled and experienced senior engineers and technicians. With advanced technology and outstanding products, quality and service, our company has gained great reputation and trust among clients from all over the world. All products are designed with the help of Solid Works 3D software which keeps our technology synchronizing with internationally advanced level. We supply quality services to every customer. Our products have been sold to over 20 countries and regions around the world.