Nano Labs Ltd (NASDAQ: NA) has announced a share repurchase program, authorizing the buyback of up to $25 million of its common stock over the next 12 months. The decision, made by the company's board, allows for repurchases through various methods including open market and negotiated transactions, subject to market conditions and regulatory compliance. The timing and amount of shares repurchased will be influenced by factors such as stock price, trading volume, and the company's financial needs and performance. The board will review the program periodically and may adjust its terms as necessary.