Group 1 - Tencent's Yuanbao red envelope feature has been blocked on WeChat, preventing users from accessing the red envelope links, which now display a message about sharing and following prompts [1] - Tencent announced a cash giveaway of 1 billion yuan starting February 1, with users required to update the Yuanbao app to version 2.55.0 or higher to participate in the Spring Festival event [4][5] - The event includes various forms of red envelopes, such as cash red envelopes and shareable red envelopes, allowing users to earn more chances to win by completing tasks and sharing with friends [7] Group 2 - Tencent representatives indicated that the red envelope amounts can be directly withdrawn to WeChat, and a new feature named "Pai" is being tested within the Yuanbao app [8] - In a previous event during the 2015 Spring Festival, Tencent distributed 500 million yuan in cash red envelopes, significantly boosting user engagement and the adoption of WeChat Pay [8]