lǐ​shàng​wǎng​lái

reciprocity

Senses

礼尚往来/ 禮尚往來 lǐ​shàng​wǎng​lái reciprocity

(idiom) courtesy demands reciprocity; to treat others as they treat you, whether by returning favors or by paying them back in kind

References

see 投桃报李/投桃報李 礼尚往来/禮尚往來
same_as 来而不往非礼也/來而不往非禮也 礼尚往来/禮尚往來