DLAO mainly serves the two major industries of metallurgy and mining machinery. The performance and service life of the backing bearings produced for multi roll cold rolling mills such as 20 roll mills, 18 roll mills, 12 roll mills, and 8 roll mills have fully reached the level of imported bearings. The specialized bearings developed for mining machinery industry users, such as jaw crushers, cone crushers, impact crushers, vertical shaft impact crushers, vibrating screens, and vibrating feeders,

DLAO mainly serves the two major industries of metallurgy and mining machinery. The performance and service life of the backing bearings produced for multi roll cold rolling mills such as 20 roll mills, 18 roll mills, 12 roll mills, and 8 roll mills have fully reached the level of imported bearings. The specialized bearings developed for mining machinery industry users, such as jaw crushers, cone crushers, impact crushers, vertical shaft impact crushers, vibrating screens, and vibrating feeders, can increase their service life by more than twice and have been highly recognized by customers. After years of development in the industry, DLAO products have sold well in various regions and have formed close strategic partnerships with multiple domestic and foreign customers and suppliers.