HSK 2
Tā méi shàng guò dàxué, wánquán shì zìxuéchéngcái.
He never went to university - he's entirely self-taught.
HSK 4
Xǔduō chéngxùyuán dōu shì zìxuéchéngcái de.
Many programmers are self-taught.
HSK 6
Tā kào zìxuéchéngcái, chéng le zhīmíng fānyìjiā.
Through self-study she became a well-known translator.