Phra samut chedi Festival is an important annual event in Samut PraKan and has been held regularly the construction of the sacred pagoda. The event takes place in late October. In the morning, a red-robe procession moves around the town before proceeding to the Chao Phraya River, and then on to Phra Samut Chedi . The ceremony features a changing of the robe around the pagoda from old to new. Phra Samut Chedi is a symbol of the offense. Often referred to as "The water tower" because the Phra Samut Chedi Pagoda is located on an island that is surrounded by water. The man the right bank of the river silted up until the knife fitted with the islands of the pagoda. People have come to worship God. According to history, the reign of King Rama II ordered the creation of two hours or more district estuary. He built the great pagoda at the island water and then King called. "Phra Samut Chedi" The buildup is completed before his death. Phra Samut Chedi was built in the reign of King Rama 3 until later the King Rama V and King Rama 5 had restored Phra Samut Chedi to higher Ayutthaya.Phra Samut Chedi in charge of Wat Phra Samut Chedi. Every year, in the waning days of the fifth lunar month, 11 will have a big job it is to worship Phra Samut Chedi year. The ceremony will bring to the parade crimson cloth Phra Samut Chedi.