[noon announcement: Dazhi Technology's second new energy battery production line] Caixue News Agency, May 16, a number of companies issued lunchtime announcements, specifically as follows: ① Dazhi Technology: the company's second new energy battery production line has completed equipment installation and commissioning, and officially put into mass production on May 16th. This production line is compatible with product models: 205Ah, 230Ah, 280Ah. This time, the long-life and high-safety 280AH lithium iron phosphate aluminum shell battery is put into production. ② Shangfeng cement: the company's private equity fund Suzhou Puda invested in Jiangsu Zhongrun Guangneng Technology Co., Ltd. (referred to as "Zhongrun Guangneng"), with wholly-owned subsidiary Ningbo Shangrong as the main investment body, was accepted by the Shenzhen Stock Exchange on May 15th. Up to now, Suzhou Puda holds 2.271 million shares of Zhongrun Solar Energy, with a shareholding ratio of 0.63%. ③ III and pipe piles: the application for issuing shares to a specific object shall be approved by the CSRC. ④ Huakang Medical: from March 25 to May 12, shareholder Fosun invested in a cumulative reduction of more than 1% of the company's shares.