Boai Xiguan Mosque is a national key cultural relic protection unit.

Era: Qing Dynasty Address: Xiguan Village, Boai County The architectural form of Xiguan Mosque is like a phoenix looking back at a peony.

The gate is a phoenix-headed building, a pavilion-style building, facing south from the north, on the top of the mountain, with treasured gourds on it, and covered with blue glazed tiles. There are running animals on the main and vertical ridges. There is a plaque on the front that reads "Kaitian Ancient Sect", and under the eaves there are

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Stone lions guard the gate on both sides.

On the west side of the screen wall is the second gate, also known as the "Wangyue Tower", facing east, with a width of three buildings and a mountain rest.

A plaque on the front door reads "Respect and Return to Truth", and a plaque on the back of the building reads "Wangyue Tower".

A large platform is built 20 meters west along the central axis. There are two monuments on both sides of the platform, both of which are rebuilt.

On the platform, there is a rolling shed built in the Qing Dynasty. It is three rooms wide and three rooms deep. There are no walls on both sides and they are supported by wooden pillars.

The roof of the hall is covered with blue glazed tiles, and a plaque is erected in the middle in regular script with a hundred words of praise for Ming Taizu. Under the eaves, there are eight-fold buckets in common, with three steps for each praise and five steps for each corner. The two sides of the hall have the same structure as the front.

, playing with the head as a dragon head.

Closely connected to the roll shed is the worship hall, which is five rooms wide and covered with green glazed tiles. Further to the west is the kiln hall, which is eight rooms wide and has a caisson built in the middle. There are carved buckets and cross vertical pillars around it, which are exquisitely decorated.

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The top of the kiln hall is a mountain with double eaves, and a 1.8-meter-high treasure gourd is sealed on it. It is surrounded by zippers. The ridge tiles are all made of blue glazed components. It is magnificent. The carved beams and painted buildings in each hall are very spectacular, especially the lectures in the hall.

The building is three meters high. From the stairs to the balcony, everything is carefully carved. It is considered a masterpiece of wood carving.

The main halls are interconnected, more than 80 meters wide from north to south, and more than 40 meters long from east to west.

The main halls on the central axis are the bodies of the phoenix, and the top of the kiln hall is the tail of the phoenix.

The north and south wings of the temple have nine buildings each, shaped like a phoenix.

Six of them are rolling sheds and three are pavilions, used as lecture halls and offices.

There are three dean's rooms and a principal's room on both sides of the main hall in the north and south.

To the north and east after entering the second door is a grand bathing room, which can accommodate more than a hundred people bathing at the same time.

The three buildings on the south side are Tuisixuan, all of which are European-style buildings. Some of the original monuments in the temple have disappeared. The three existing monuments on the north side of the worship hall were rebuilt in the Qing, Xianfeng and other years.

On May 3, 2013, the State Council announced it as the seventh batch of national key cultural relics protection units.