This is good, but a few details it takes:
high economy class singer, but also by many singing beggars
the phrases you use are not easy to understand. Perhaps the portmanteau word is inappropriate.
Veri AFI, a young man who comes from animpoverished family, previously spent his time to sing around traffic lamp to earn money, but nowadays he has become a great start
Look at the whole idea. The one who stands in impoverished life is not the family, but that guy. Hence, an impoverished man is the right phrase, I feel.
It cannot be doubted that the more people joining this selection, the bigger the chance to find those best.
The sentence makes no sense. Perhaps, dealing with the dissociate grammar from context.
famous singe or famous singerS
. Problems with singular-plural nouns
I didn't see you discuss the topic:
a good way to find star quality and just an entertainment
more closely.A short note: Read as many IELTS writings and authentic texts as you can to improve your writing skills. This help you find some ideas and improve your vocabulary and grammar.
Hope this helps :D