Group 1 - The board of *ST Weihai approved the use of up to 400 million yuan of idle funds for wealth management, with a duration of 12 months [1] - The company invested 50 million yuan in a structured deposit product from Bank of Communications, with a term of 63 days and an expected annual yield of 0.65%-1.60% [1] - The investment is considered low risk, but there are still potential risks related to market fluctuations and early redemption defaults [1] Group 2 - As of the announcement date, the company has 200 million yuan in outstanding wealth management investments, which is within the authorized limit for the past 12 months [1]