The ZHC (simplified Chinese: 职业汉语能力测试; traditional Chinese: 職業漢語能力測試; pinyin: Zhíyè Hànyǔ Nénglì Cèshì; lit. 'Professional Chinese Ability Test') is a test held by the Ministry of Human Resources and Social Security of the People's Republic of China to test Chinese citizens' proficiency in Mandarin Chinese.
This exam tests the candidates’ ability to use Chinese in their professional activities. Those who pass the test are issued the certificate of occupational Chinese testing: elementary level, intermediate level or advanced level.
ZHC was formally launched in 2004. It is held on the second Sunday in March, June, September and December annually.