[3][4] The building has a main auditorium that can seat approximately a thousand people as well as a conference room on the second floor that is used for smaller scale meetings.
After the Boxer rebellion, Huairentang became the headquarters of occupying Eight Nation Alliance's commander Alfred von Waldersee.
[7][page needed] After the founding of the Republic of China in 1911, President Yuan Shikai used the building to meet with foreign guests and to accept New Year's Day greetings.
This reconstruction was only temporary and as part of the "Huairen Hall Expansion Project" a more permanent two-story auditorium was built on the site which has largely remained unchanged to this day.
[12]: 2 It has staggered roofs with glazed green tile that fall in curved lines to upturned corners.