1, Europe and the United States have a long history of finance and mature markets, so many people will go for this when doing external trading.

2, speculative psychology, close to gambling, large leverage, suitable for speculation.

3, try, a large number of people really do some investment in China, naturally interested in foreign markets, will also try.

4, market diversification, the concept of portfolio investment is to put eggs in different baskets, so that many diversified investment needs will be dispersed to the outer disk.

Some foreign financial products are not available in China, such as crude oil. Of course, this will be listed in China soon.