Dinh Co festival is located in Long Hai town, Long Dien district. The festival usually takes place from March 14 to March 16 of each calendar year (ie from February 10 to 12 of the lunar calendar). Dinh Co Festival is considered the largest festival in the Southern coastal region. Every time it comes to the festival, many locals and tourists come to Dinh Co to attend the festival to wish for peaceful things, good luck in life and enjoy the charming scenery.
According to legend, 200 years ago a girl named Le Thi Hong (codename Thi Cach) from Phan Rang on the way through here a boat met a storm, she fell into the sea and died, her body drifted into the island. Cave. The people of this area buried her and set up a temple near the sea. Since then, she was always epiphany, dreaming of good luck, eradicating diseases, so in 1930, fishermen in the area set up a temple and proclaimed her "Long. Hai Than Nu Bao An Chanh Truc Nuong Chi Than ", the temple was moved to the foot of Ky Van mountain, which is Dinh Co today. There are great festivals here on February 10, 11, and 12 of the lunar calendar every year.
 
Before the main holiday (the 10th and 11th of the second lunar month) there are festivals of flowers on the sea. Many boats with colorful flowers are parked on the beach, leading the nose to Dinh Co. From the day of the main ceremony (February 12, lunar calendar), from the early morning boats turn to the sea to celebrate Nghinh Co. A fisherman's boat is considered the best seafarer of the year, chosen to take the lead, on the throne, the coke and the rest of the ceremony, the elderly elders with solemn costumes and the dragon lion team. . The group of boats joined each other to go out to sea in the sound of the resounding drums, about 2-3 nautical miles, aiming to the place where the aunt died in the past, the master worship started the ceremony to process her and the gods and ancestors. go home to eat anniversary

During the 3 days at Dinh Co festival, locals and tourists will stay up all night, with typical festivals such as releasing lanterns, beating drums, gongs, boat racing and singing "ba Tram" ...

Her palace is located in a beautiful and high position, close to Long Hai beach, so when coming to Dinh Co festival, in addition to praying for safety, watching folk games, listening to Ba Tram songs, visitors can also see the whole port. Long Hai beach is in the corridor of the main hall, where visitors will feel like they are in the intersection of sea and sky, between real life and bad. In addition, visitors can combine swimming in Long Hai beach and enjoy fresh and delicious seafood dishes of this sea.