The transgression remains found in Liangzhu culture can proved that the form of the fault was caused by transgression.

Scraps of silk were found in a Liangzhu culture site at Qianshanyang in Huzhou, Zhejiang, dating back to 2700 BCE.[1][2]

Jade cicada was first appeared during Hongshan culture and Liangzhu culture. But cicada design carved on the bronzes was first appeared in Shang dynasty.