China is a country with many colorful days and festivals. The Dragon Head Raising Day (Longtaitou) is one of them. This special is on the second day of the second month in the Chinese lunar calendar (阴历). It stands the start of spring and farming.
The dragon is important in Chinese culture. We Chinese people call the "descendants (传人) of the dragon". Therefore, people the Dragon Head Raising Day with many customs(传统) about dragons.
On the day in ancient times(古代), people ashes (灰) in the kitchen. This was to "lead the dragon into the house". People believed that with the of the dragon, they could have a good harvest (收成) autumn.
Also, people eat special on that day. The foods are usually named after dragons. For example, people eat "dragon whisker (细须)" noodles and dumplings called "dragon teeth".
Today, many customs have disappeared. But one that has is the cutting of hair. It was said that a haircut during the first lunar month may bring bad luck to the — mother's brothers. So many people have their hair cut on the Dragon Head Raising Day.