Key Points - The article highlights significant announcements from various companies, including acquisitions, investments, and share buybacks [1][2] Company Announcements - Tongrentang (600085.SH) clarified that it does not hold any direct or indirect equity or investment rights in Sichuan Health Pharmaceutical related to Antarctic krill oil [1] - Victory Energy (001331.SZ) stated that the acquirer has no plans for a backdoor listing through the listed company in the next 36 months [1] - Xiechuang Data (300857.SZ) plans to invest in the research and production of optical chips and modules [1] - Puban Co., Ltd. (002663.SZ) won a joint bid for the construction of the Xiangmi Lake Park project [1] - Baiyunshan (600332.SH) announced that its subsidiary Guangzhou Pharmaceutical intends to acquire 100% equity of Zhejiang Medical Engineering for 500.5 million yuan [1] - China Metallurgical Group (601618.SH) plans to repurchase company shares worth between 1 billion and 2 billion yuan [1][2] - Sanwei Tiandi (301159.SZ) reported that a concerted action party of the actual controller intends to reduce its holdings by no more than 3% [1][2] - Shengxing Co., Ltd. (002752.SZ) plans to raise no more than 1.157 billion yuan through a private placement [1][2] - Deep City Transportation (301091.SZ) intends to raise no more than 1.8 billion yuan through a private placement [1][2]