1, become sworn brothers: the old social communication customs of the Han nationality. Also known as alliance, sworn, post exchange, etc. Popular in all parts of Sichuan. Individuals or groups based on the common interests of * * * become brothers by kowtowing, exchanging posts, drinking blood and wine, and swearing to heaven, and bind and maintain the common interests with the common beliefs and vows.

2. Farewell Ceremony: the communication custom of Han nationality. Popular in Sichuan and Guangdong. In the event of Spring Festival, Dragon Boat Festival, Mid-Autumn Festival and other major festivals, the married daughter brings her son-in-law, and the separated son brings her daughter-in-law, bringing gifts home to visit her parents. Friends and relatives also give gifts to each other during the above-mentioned festivals.

3. Studying for three years and three years: social customs of the Han nationality. Popular in all parts of Sichuan. In the old days, it usually took three years to study as a teacher. According to the custom, in three years, the master only cares about the food of the apprentice, and will give a small amount of money for clothes and shoes and shaving, but not for wages. The wages earned by the apprentice from work also belong to the master.

4. Sichuan Opera Culture: Sichuan Opera is a shining pearl in the treasure house of China Opera. It has a long history and has preserved many excellent traditional plays, rich music and exquisite performing arts. As early as the Tang Dynasty, there was a saying that "Shu Opera was the best in the world".