I have an idea to earn money, but dont know if it works~

Tweet

I am doing International business in a China company, have so much free time,i want to make some extra money,i saw that many items are so cheape in other coutry,but so expensive in China or some are cheape in China,maybe we can earn some money from this price difference~ i just have this toughts,but have no idea on which items,if you are interested in my idea,we can talk!