Question

How long did Chinese rule of Vietnam last?

Answer 1

1000 years. They basically started a revolt against the chinese and won the battle. 

Answer 2

In the early 10th century the Tang dynasty in China collapsed. The Vietnamese seized the initiative and launched a long overdue revolt against Chinese rule in Vietnam. In 938 AD popular patriot Ngo Quyen finally vanquished the Chinese armies at a battle on the Bach Dang River, ending 1000 years of Chinese rule.