China is an ancient and great nation in the world, with a civilization of more than 5,000 years. It is the only civilization in the world that has never been interrupted since ancient times. It has contributed extremely rich material and spiritual wealth to the world. The Chinese people are always committed to protecting the cultural relics with thousands of years of history. There are 108.15 million items or sets of movable cultural artifacts owned by the state, a total of 56 World Heritage sites and 6,565 museums on record, 91 percent of which are open for free. Professionals have devoted their lives to the protection of cultural relics. How do they protect the cultural relics and pass on their value? Click on the link and watch the story of restoring Han Dynasty swords.