Group 1 - The company plans to establish a joint venture named Huazhong Mass Spectrometry (Beijing) Technology Co., Ltd. with Beijing Huairou Hard Technology Innovation Service Co., Ltd. [1] - The registered capital of the joint venture is 10 million yuan, with the company contributing 8 million yuan, accounting for 80% of the capital, while Huairou Hard Technology contributes 2 million yuan, accounting for 20% [1] - The investment aims to focus on the mass spectrometry technology field, promoting industry communication and cooperation, and facilitating industry development [1] Group 2 - The investment amount represents 0.31% of the company's most recent audited net assets and will not have a significant adverse impact on the company's financial and operational status [1]