Jiaotai Hall, historically regarded as the friendship between Gan and Kun, is heaven and earth, emperor and husband and wife. ? Jiaotai Palace is a palace building with a long history in Ming and Qing Dynasties. It belongs to one of the last three palaces in the Forbidden City in Beijing. It is located between Gan Qing Palace and Kunning Palace. Its name is taken from the Book of Changes, which means "harmony between heaven and earth, the joy of Kang Tai".
Architectural features of Jiaotai Hall;
Jiaotai Hall is square in plane, with 3 rooms wide and 3 rooms deep. The yellow glazed tile is gilded at the four corners, which is smaller than the Zhonghe Hall. There is a throne in the temple, and there are four screens behind the throne. On the screen is the inscription of Jiaotai Hall with Qianlong Imperial Pen. There are eight algae wells in the center of the temple top.
Pyramid roof with single eaves and four corners, gold-plated copper roof, yellow glazed tiles, double-sided five-step stilts, beams decorated with dragons and phoenixes and painted seals. There are four sides, three intersecting six diamonds, four doors on the dragon and phoenix skirt, sill windows on the south side and walls on the other three sides. At the top of the hall is a pearl-holding algae well with gold bricks on the ground.
There is a throne in the middle of the hall, on which is a plaque inscribed by Emperor Kangxi. Behind the throne is a board screen with the inscription of Jiaotai Hall inscribed by Emperor Qianlong. A copper pot is set in the east to drip water, which will not be used after years of dry growth. There is a bell on the west side of Jiaotai Hall, which was built in the third year of Jiaqing. The time in the palace is based on this. The chime clock is about 6 meters high and is the largest existing ancient clock in China.