SANAN(SH:600703) 财联社·2026-03-22 11:09Group 1 - The core point of the article is that Sanan Optoelectronics announced that its actual controller, Lin Xiucheng, is under investigation by the National Supervisory Commission, but the company assures that its operations remain normal and unaffected [1][3]. Group 2 - Lin Xiucheng, born in 1955, is a senior economist and currently serves as the chairman and general manager of Fujian Sanan Group. He made his fortune in the 1980s through scrap steel trading and founded Sanan Ironworks in 1992. He transitioned to the semiconductor industry in 1999 and established Sanan Optoelectronics in 2000, which went public in 2008 [3]. - As of the last trading day, Sanan Optoelectronics' stock price decreased by 0.36% to 16.54 CNY per share, with a market capitalization of 82.5 billion CNY. Notably, the stock has risen over 17% this year, significantly outperforming the Shanghai Composite Index [3][4].