东芯股份：上海砺算正在持续进行产品优化提升工作，下一步将进行客户送样以及量产

Group 1 - The core point of the article is that Dongxin Co., Ltd. (688110.SH) announced an abnormal fluctuation in stock trading due to recent media reports about its investment in Lishuan Technology (Shanghai) Co., Ltd., which has launched its first self-developed GPU chip "7G100" and graphics card product LisuaneXtreme [1] - The company invested 200 million yuan in Lishuan Technology in 2024, acquiring a 37.88% stake in the company [1] - As of May 25, 2025, Lishuan Technology completed the packaging of the first batch of G100 chips and conducted major functionality tests [1] Group 2 - Currently, Lishuan Technology is continuing product optimization and will proceed with customer sample delivery and mass production in the next steps [1]