Old Sifang Haiyun Street. According to Baidu map query, Haiyun Street, the old square of Qingdao Sifang Sugar Ball Club, was built in the Ming Dynasty. In the old days, the temple fair was held on the 16th day of the first lunar month, which was one of the three traditional temple fairs in urban areas. Sugar Ball Club, namely Qingdao Haiyun Temple Fair, is one of the biggest folk festivals in Qingdao. Since the completion of Haiyun Temple, the first spring day of each year, the 16th day of the first lunar month, is the opening day of the temple.