三安光电：惠特公司设备存在严重质量问题

Core Viewpoint - Sanan Optoelectronics, a leading compound semiconductor company, is involved in a contract dispute with Taiwanese semiconductor equipment manufacturer FitTech, with a recent arbitration ruling requiring Sanan to potentially pay over 300 million RMB in outstanding payments [1] Group 1 - Sanan Optoelectronics' stock price dropped nearly 9% during trading due to the arbitration ruling but later showed signs of recovery [1] - The reason for Sanan not paying the outstanding amount is attributed to the detection of quality issues with the equipment supplied by FitTech [1]