Yanhe county in Southwest China's Guizhou province is known as "China's hometown of ancient tea trees". The county has more than 40,000 tea trees over 100 years old, among which 134 are more than 1,000 years old.

Every year in late March and early April is tea-picking season in Yanhe. Follow our camera to the tea gardens in this county and take a closer look at the ancient process of tea making.