Dong Co Temple Festival takes place on the 4th day of the 4th lunar month, in Buoi, Tay Ho, Hanoi.

The festival is held in commemorating King Ly Thai Tong when he made the procession of Bronze Drum Genie in Dan Ne, Thanh Hoa to Thang Long (Ha Noi now), set up a temple to worship the genie.

Dong Co temple was originally constructed on the bank of the To Lich River during the Ly Dynasty (11th century) to worship the Dong Co (Bronze Drum) God, a unique symbol of Vietnamese culture. The special architecture of Dong Co Temple includes only of a three-door gate, the main building and a lower chamber, with valuable antiques.

Combining with Dong Co Festival, the bronze drum traditionally become a symbol of physical strength and the ancient sacred value of Vietnam. The festival was a unique, consolidating the morale and traditions of our nation.