Jinan May 3rd Massacre Memorial Hall Introduction: Jinan Massacre Memorial Hall is located in the northeast corner of Baotu Spring and was built in memory of Cai Gongshi. The church covers an area of about 2,600 square meters and is a two-story pavilion-style antique building. The hall is rich in historical materials, antique, majestic yet profound, and is an important patriotic education base in Shandong Province.