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In 2009, on the basis of consolidating basic products, focusing on new product research and development, introducing a professional talent team, carrying out the first strategic transformation and large-scale expansion, and began to set foot in the field of ferrous metal (gray iron, ductile iron green sand casting) casting equipment.

In 2004, Nan'an Delin Machinery Manufacturing Co., Ltd. was registered and established, just as the spring breeze of the plumbing and sanitary ware industry was blowing across the land of the motherland. At this stage, the company realized the design, development, manufacturing, and product sales of non-ferrous metal finished machinery.

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.