The old site of Baichuan TongTiao is now opened into the Shanxi Merchant Hai Museum, which is located at No. 109 South Street of Gucheng. Baichuan TongTiao was founded in 1860 in Xianfeng, Qing Dynasty. Caidong is the master of Qixian Qujia Courtyard. Qujia began to do business in Baotou and Inner Mongolia for 14 generations. Qujia has accumulated abundant wealth in nearly a century's commercial operation. The museum is a three-way courtyard with more than 70 houses. In the museum, tens of thousands of valuable household haiku collections of Ming and Qing dynasties are on display, all of which are of great value. Visiting here can broaden your horizons.