英语翻译“我是来自中国的一名大学生,想通过摆摊的方式环游世界,当您买走一件商品,我就能多走10公里,如果你不介意我的英文

I am a college student from China。 I want to go around the world by spreading out goods for sale in booth。 When you buy one commodity, I could walk 10 kilometres more。 If you don't mind my poor English, I would be very happy to talk with you。