surnames could be changed

In china a nationwide survey by the ministry this April found that about 85 percent of Chinese use one of only 100 surnames, this cause a lot of repetition, which makes it hard for authorities to do their do-to-day work.
In the future, people could have a surname made up of both their parents' family names. If a recent Ministry of Public Security ruling become law. And If the father's family name is A, and the mother's family name is B, a person could have four options for their surname: A, B, AB, BA.