After the listing of Jinlun shares, the traditional main business of R&D and textile carding equipment manufacturing was divested, operated independently by wholly-owned subsidiaries, and the parent company was transformed into an industrial investment group.

Haimen generally refers to Haimen District and belongs to Nantong City, Jiangsu Province. It is located in the southeast of Jiangsu Province, on the north bank of the Yangtze River, bordering the Yellow Sea in the northeast, the Yangtze River in the south and Chongming District in Shanghai in the southeast.