Which country does China go to without a visa?

You need a visa to go to Vietnam.

visa-free countries for China:

United Arab Emirates, Bosnia and Herzegovina, Serbia, Ecuador, San Marino, Bahamas, Barbados, Grenada, Seychelles, Fiji, Mauritius and Tonga. :

"visa-free" simply means that you can enter the country with a valid passport without having to apply for a visa. Usually, visa-free entry is limited to short-term travel. Previously, some countries granted China visa-free entry, but the number was not large. In 218, 12 countries granted visa-free access to China.