得润电子：实际控制人之一致行动人杨桦所持约135万股公司股份被冻结

Group 1 - The core point of the article is that Derun Electronics (SZ 002055) announced that approximately 1.35 million shares held by its controlling shareholder and actual controller's concerted actor, Ms. Yang Hua, have been judicially frozen [1] - As of the report date, Derun Electronics has a market capitalization of 4.3 billion yuan [1] - For the first half of 2025, the revenue composition of Derun Electronics is entirely from the electronic device manufacturing industry, accounting for 100.0% [1]