This is a symbol of Buddhist culture adding solemnity to Linh Son Tien Thach Tu. Dai Hong Chung is weighed of more than 06 tons, 3.5m tall, with a diameter of 2m, made by more than 40 artisans. With the intention of contributing a project to the 1000th anniversary of Thang Long, the project was started and in 2010 and on August 18, 2011, the Grand Opening Ceremony to celebrate Dai Hong Chung was solemnly held.