暗娼 | àn chāng | unlicensed (unregistered) prostitute | |
无牌 | wú pái | unlicensed / unlabeled (goods) | |
黑车 | hēi chē | unlicensed or unofficial taxi / unlicensed motor vehicle | |
无照经营 | wú zhào jīng yíng | unlicensed business activity | |
黑户 | hēi hù | unregistered resident or household / unlicensed shop | |
走鬼 | zǒu guǐ | unlicensed street vendor |