The giant panda, known as China's "national treasure", is a rare and endangered species of wild animals that is only living in China and has a total remaining number of less than 2,000. To protect this endangered species from extinction, Chengdu Research Base of Giant Panda Breeding, or Panda Base, is making continuous contributions to giant panda captive breeding to increase their population. At the same time, Panda Base is also working on training giant pandas to survive in the wild to rejuvenate the population outside captivity.