Gelonghui November 12th | jdm jingda machine(ningbo)co., (603088.SH) investor interactive platform stated that the company's domestically leading 46 large cylindrical battery structural parts high-speed production line has been delivered to customers. The production line adopts pre-press cup technology, cam drive, and a dual-mode efficient production method can meet large batch requirements, fill the domestic gap, and achieve import substitution. This technology has been expanded to the metal packaging field and has obtained orders from well-known domestic enterprises.