Against the public to the private
In Chinese, the pronunciation is B è Ig à ngxi à ngs à, which means to harm the public and benefit the private. It comes from the book of the Song Dynasty.
The origin of Idioms
In the book of the Song Dynasty, records of 100 officials, it is said that "Er Qian Shi didn't obey the imperial edict, obeyed the code system, acted against the public and private interests, followed the imperial edict to protect interests, invaded the common people, and gathered money for treachery."
Idiom usage
As predicate, object, attribute
Against the public to the private
take pity on the poor and the old - lián pín xù lǎo
lively and vigorous flourishes in calligraphy - fèng wǔ lóng fēi
get to the bottom of the matter - qióng yuán jìng wěi
learn local practices and customs - cǎi fēng wèn sú