why there so many Chinese in this community help foreigner correct their composition but ?
why there so many Chinese in this community help foreigner correct their composition but there is so few foreigner help Chinese?

为什么在这个社区很多中国人帮外国佬改作文，而中国人的作文却很少能得到外国佬的帮助？

Question

why there so many Chinese in  this community help foreigner correct their composition but ?
why there so many Chinese in  this community help foreigner correct their composition but there is so few foreigner help Chinese?

为什么在这个社区很多中国人帮外国佬改作文，而中国人的作文却很少能得到外国佬的帮助？

Answer

Many Chinese PEOPLE in this community help foreignerS correct their composition but WHY DO SO few foreignerS help THE Chinese?

:-) Do you have any facts to support this?  You also need to look at the demand, maybe there are more Chinese people looking for help, or not.  :-)