光启技术：控股股东提议回购不低于5000万元且不超过1亿元公司股份

Group 1 - The core point of the article is that Guangqi Technology announced a share buyback proposal from its controlling shareholder, Tibet Yingbang Industrial Development Co., Ltd., with a total funding amount between RMB 50 million and RMB 100 million [1] - Guangqi Technology's revenue composition for the first half of 2025 shows that the metamaterials industry accounts for 99.48% of its total revenue, while other sectors contribute 0.52% [1] - As of the report date, Guangqi Technology has a market capitalization of RMB 109.3 billion [2]