Although a professional soldier, he had long since grown weary of the bloodstained battleground. The year after the war ended he applied for his discharge and returned to Guangzhou so he could look after his aged mother.
然而，雖然身為職業軍人，他對血腥的戰爭生涯早已厭倦，在戰爭結束後，次年，吳業明便以母親年邁需人照顧而申請獲准退伍，返回原居地廣州居住。