You should be asking, "Why does Qing Piao Piao in the cartoon Iron Beetle" dislike the golden armor of Ziyun ",because Qing Piao Piao likes the red seven stars.

Ziyun Jinjia and Qingpiaopiao are childhood friends. Qing Piao liked Ziyun Jinjia at first, and then Yan Qixing.