created sense approved 阴阳合同/陰陽合同 · yīnyánghétóng · dual contract
阴阳合同 / 陰陽合同
yīnyánghétóng
dual contract
a deal where parties collude to sign a secret 'yin' contract and an official 'yang' contract to deceive authorities, often for tax evasion
签订“阴阳合同”是偷税漏税的违法行为。