Self-taught Haidilao is not a college student. Relevant public information shows that Haidilao is a catering brand and does not provide self-examination. Self-study examination refers to taking the self-study examination recognized by the Ministry of Education through self-study and obtaining the same academic qualifications as ordinary colleges and universities. Haidilao, founded in 1994, is a chain brand specializing in Sichuan-style hot pot.