东阳光(600673.SH)：深圳东阳光实业累计增持1.44%股份

Group 1 - The core point of the article is that Dongyangguang (600673.SH) has completed a share buyback plan, acquiring a total of 43,209,252 shares, which represents 1.44% of the company's total share capital [1] - The buyback was conducted through the Shanghai Stock Exchange trading system via centralized bidding [1] - The total amount spent on the buyback was 500.0332 million yuan, excluding transaction fees [1]