[Kaffa Technology: Chairman proposes to repurchase 300 million to 500 million yuan of shares] On October 19th, Kingfa Technology (600143.SH) announced that the company's chairman Chen Pingxu proposed that the company use its own funds and self-raised funds to repurchase some A shares through centralized bidding transactions. The total repurchase funds are 300 million to 500 million yuan. The repurchased shares will all be used to cancel and reduce registered capital. The upper limit of the repurchase price shall not be higher than 150% of the average stock trading price in the 30 trading days before the plan is reviewed and approved by the board of directors, and the repurchase period is within 12 months from the date of review and approval by the shareholders' meeting.