East Chip: Shanghai Lisan products are not used in large scale computing clusters and other related scenarios.

Dongxin Corporation Stock Trading Risk Warning Notice: Recently, there have been media reports about the company's investment in Shanghai Lisuan, which has released its first self-developed GPU chip "7G100" and its first graphics card product Lisuan eXtreme. The progress of the company's external investment in this matter is as follows: The company invested 200 million yuan of its own funds in Shanghai Lisuan in 2024, and after the investment, it holds 37.88% of the equity in Shanghai Lisuan, which is not included in the consolidated financial statements. The target company is mainly engaged in the research and development of multi-level graphics rendering GPU chips. The products can be used in applications such as personal computers, professional design, AI PCs, cloud gaming, cloud rendering, digital twins, and are not intended for use in large-scale computing power clusters. As of May 25, 2025, Shanghai Lisuan has received the first batch of completed G100 chips for packaging, and has completed the main functional testing. As of now, Shanghai Lisuan is continuously working on product optimization and improvement, and the next step will be customer sampling and mass production, currently there is no revenue generated.