In 1995, it was mainly engaged in the processing of household machinery parts. Established Yongyu Machinery Factory (the predecessor of Delin Machinery) in 1998, started the large-scale production of equipment parts processing, and dabbled in the manufacturing and processing of foundry equipment parts.

Delin Intelligent, founded in 1998 in Nan'an, the hometown of plumbing in China, focuses on casting automation as the core, centering on core making, casting, casting processing and surface treatment, sand treatment, and open horizontal molding lines.