Introduction to the Tianwang Hall: The second hall was called the Tianwang Hall in ancient times. It sits in the same direction as the main hall, with a depth of 16.8 meters from east to west, and a depth of 19.8 meters from north to south. It has a hanging mountain-style five-backed roof. The two halls are majestic and majestic. The architectural structure is rigorous and generous, the production skills are excellent, and the architectural style is simple and simple, full of national characteristics. Its height, length, width, and number of beams and columns are consistent with the number in the "Wooden Sutra" followed by the Bai carpentry craftsmanship: "nine five out of six, use ink to make six". It is a valuable material for studying the ancient Bai architectural craftsmanship.