Shanghai Porigine Chemical Material(SH:603196) 起点锂电·2026-03-20 12:19Group 1 - The core theme of the event is "All-Ear Technology Leap, Leading the Large Cylinder Market" [5] - The event will take place on April 10, 2026, at the Venus Hall, Venus Royal Hotel, Shenzhen [5] - The event is organized by Qidian Lithium Battery and Qidian Research Institute SPIR, with several prominent companies sponsoring and speaking [5] Group 2 - Ribo Fashion announced a name change to "Puyuan Materials" effective March 25, 2026, while retaining the same stock code [6] - The name change follows the acquisition of 71% of Sichuan Yindile Materials Technology Group Co., Ltd., enhancing the company's business layout and profitability [6] - In the first three quarters of 2025, Ribo Fashion reported revenues of 580 million yuan and a net profit of 43.36 million yuan [7] Group 3 - Penghui Energy shipped nearly 400 million cylindrical batteries in 2025, with full production and sales of the all-ear small cylindrical 21700 batteries [8] - Boliwei achieved profitability in 2025, with 34,145 large cylindrical batteries reaching full production and sales [8] - Weilan Lithium Core aims to be a leader in high-end cylindrical technology, focusing on all-ear and solid-state batteries [8]