1, different national languages: Dai language belongs to Zhuang and Dong language family in Sino-Tibetan language family, including Dehong dialect and Xishuangbanna dialect. Dai people have pinyin characters, and the characters used in different places are slightly different. Han people use Chinese and Chinese characters.

2. Religious belief: The Dai people are all religious people, and they all believe in Buddhism, which is called Hinayana Buddhism. It is said that Buddhism spread to the south was introduced by a man named Azhu Dalasi, which has a history of more than a thousand years. Han people have no fixed religious beliefs.

3. Different diets: The Dai people take rice as their staple food, and the most distinctive one is bamboo tube rice. The production method is to put rice into a fresh bamboo tube, add water and barbecue it on the fire, which tastes fragrant and delicious. Han people eat rice cooked and generally don't bake it.

References:

Dai-Baidu Encyclopedia