When people of the Li ethnic group first landed on the tropical island of Hainan in southern China over 3,000 years ago, boats were turned upside down to make shelters. Today, thatch roof houses in the shape of boat huts are still standing in a remote village in Dongfang City. The house's craftsmanship has become a cherished cultural heritage. Follow CGTN to find out how the small village is preparing for the island's opening to the rest of the world.