[Tiandi Technology: Shareholder Chengtong Financial Holdings plans to increase its holdings of 300 million to 600 million yuan in shares] On September 9, Tiandi Technology (600582.SH) announced that Beijing Chengtong Financial Holdings Investment Co., Ltd., a shareholder holding more than 5% of the company's shares, plans to increase its holdings of the company's A shares through centralized bidding within 12 months from the date of the announcement. The amount of the increase shall not be less than 300 million yuan and not exceed 600 million yuan. There is no fixed price range for this increase in holdings, the source of funds is its own funds, and Chengtong Financial Holdings promises not to reduce its holdings during the implementation period of the increase plan and within the legal period.