津膜科技：董事长范宁辞职，选举黄艺为新董事长

Group 1 - The chairman of the company, Fan Ning, has resigned due to adjustments in work responsibilities but will continue to serve as a director, general manager, and legal representative [1] - The company's fifth board of directors held its eleventh meeting and elected Huang Yi as the new chairman, with a term lasting until the current board's term ends [1] - The board has also adjusted the members of its specialized committees, with Huang Yi taking on the role of chairman of the strategy committee, while Fan Ning remains a member of the strategy committee [1]