Group 1 - The company Proya plans to repurchase shares worth between 800 million to 1.5 billion yuan [1] - The major shareholder of Ruihua Tai, Guotou Gaoke, intends to reduce its stake by no more than 1% [1] - The convertible bond "Yingte Convertible Bond" is subject to forced redemption [2] Group 2 - Blue Sail Medical intends to transfer 100% equity of its wholly-owned subsidiary, Wuhan Bikaier [1] - Several convertible bonds have been listed, including Dingjie Convertible Bond and Tianzhun Convertible Bond [1] - New shares of Hengtong Guang have been listed on the Beijing Stock Exchange [1] Group 3 - The current price and redemption price of various convertible bonds are detailed, with specific dates for the last trading and conversion days [4][6]