Not all marriages result in children and with how society is going, most married couples are likely going to stay childless.
Source please to back up your claim?
Even this alarmist article that's usually anti china points out that:
In China, marriage and childbirth are extremely tightly linked—far more so than in Western countries. According to the Council on Foreign Relations, "social taboos against nonmarital births remain strong in China, just as in the rest of East Asia"
So overall a great first step