What are the traditional festivals in China [paying attention to names, dates, customs and poems]?

Eat glutinous rice balls in the Spring Festival on the first day of the first month. The fifteenth day of the first month is the Lantern Festival. On April 4th, Tomb-Sweeping Day paid homage to Tomb-Sweeping Day of Du Mu. The fifth day of May is the Dragon Boat Festival. Eating moon cakes on the Mid-Autumn Festival on August 15th, Su Shi's When is the Bright Moon? . Eat eight-treasure porridge on the eighth day of the twelfth lunar month. On New Year's Eve on the 30th or 29th of the twelfth lunar month, clean the house to welcome the New Year. Wang Anshi's Except Heaven. One year old in firecrackers. "