In such a big country with a huge population, you will get a lot of people who won't come across as decent or honest. So many people in China want to get out due to losing faith in their own and wanting a better living environment. These things do happen for a reason. You will find many Chinese who have the "survivor" mentality that they must attack others or else they will be attacked. In that case you'd best be on your way and find yourself better folks. It's not easy to find a good girl, it's not even easy to find a good friend. Whatever you do, tread carefully and ask plenty of questions.