Guangxi Radio and Television, Colorful Nature Films, Blibili

Hidden on the border between China and Vietnam, there is a small patch of primary limestone forest. Cao-vit Gibbon disappeared half century age was rediscovered in here by a miracle.They are one of the most endangered primates globally, only around 120 individuals in the world. They are very rare.We used to know nothing about this mystery animal. Now, the secret life is revealed little by little. The fate of this species touches the hearts of the people in China and Vietnam. Both countries strive for its survival.