Dunhuang, a crucial bridging point on the ancient Silk Road, witnessed the integration of the world's four ancient civilizations, giving birth to a grand and splendid cultural miracle that has lasted for thousands of years. Nowadays, Dunhuang City in China's Gansu Province actively grabs the opportunities provided by the Belt and Road Initiative (BRI), accelerating integrated development of the cultural tourism sector. In this episode of BizBeat, CGTN's Zhu Zhu explains.