[经] exempt from filing annual income tax returns

miǎn bàn nián dù suǒ de shuì shēn bào ㄇㄧㄢˇ ㄅㄢˋ ㄋㄧㄢˊ ㄉㄨˋ ㄙㄨㄛˇ ㄉㄜ˙ ㄕㄨㄟˋ ㄕㄣ ㄅㄠˋ