20 16 why can't cambodian women come to China?

There are both old and new passports. Cambodian women could not come to China from 20 16 for various reasons. Because you can't go abroad with a passport, you need to apply for a visa for the country of entry. In other words, to meet the entry conditions of the country of entry, you must pass the examination of the country of entry. There are many cases of passport refusal. It is necessary to find out the reasons for the refusal and make improvements. You can apply after improvement, and you can enter the country of entry as long as you pass.