华侨城A：张振高辞任董事长，刘凤喜辞任副董事长、总裁

Core Points - The chairman of the company, Zhang Zhenggao, has resigned due to reaching the legal retirement age and will no longer hold any positions within the company [1] - The vice chairman and president, Liu Fengxi, has also resigned due to a job transfer and will similarly not hold any positions after leaving [1] Company Changes - Zhang Zhenggao's resignation is effective immediately, and he will not take on any further roles within the company [1] - Liu Fengxi's resignation is also effective immediately, with no future roles in the company post-resignation [1]