have talent but no opportunity to use it
Longpanfengyi, a Chinese idiom, Pinyin is l ó NGP á NF è ngy ì, which means "rulongpanqu" and "rufengshencang". It is a metaphor for talent without appreciation. From the book of Han Xingzhou.
The origin of Idioms
Li Bai of Tang Dynasty wrote in his book with Han Xingzhou: "therefore, all the scholars of Longpan and Fengyi want to be named as junhou."
Idiom usage
It is a metaphor of talent but no one appreciates it. How can we appreciate the pearls of the Sui Dynasty? How can you bury the light in the hills? The fourth chapter of the wizard of Oz by Li Baichuan in Qing Dynasty
have talent but no opportunity to use it
If you don't work hard when you are young, you will be sad when you are old - shào zhuàng bù nǔ lì,lǎo dà tú shāng bēi
be cheap and at the same time very good - jià lián wù měi