英语高手，帮个忙， 翻一下！

Donkey is famous in our hometown. Donkey is samller than horse zebra, and looks like a horse.It is used for riding and farming, and in rural areas people ride it to fair. It can be 6-7 hours farming every day. Its skin can not only be used as leather, but also to create valuable Ejiao the main raw material for traditional Chinese medicine.

Our place is famous for donkeys. Donkeys are smaller than horses and zebras. They look like horses but their furs are primarily dark brown. They can be used for farming and transporting purposes. They can serve for 6-7 hours a day. Their hides can be made into curry and are main raw materials for the precious Chinese medicine Ejiao.

In my hometown,mules are famous,they are smaller than horses and zebras, they look like hores, they are dark grey. They can be used to plough and tools by people. They can be ploughed for 6-7 hours every day. The skin of them used to be maken all kinds of things.
(不好意思，最后一句专业性太强，可参考有关医学简介进行翻译。）<