Shizhai is the place of origin of Renmian, a specialty of Sihui. Renmian is one of the treasures of cold fruits. Every year in June, when the harvest is ripe, it is the time to harvest Renmian. Thousands of hundred-year old Renmian trees make tourists forget to come back. The human face is also known as the human face fruit and the human face. Lacquer tree belongs to the family of evergreen trees, distributed in China's southern subtropical evergreen monsoon rainforest. Since ancient times, the human face is much loved by the people, Guangdong urban and rural areas are widely cultivated. Qing Jin Qu Dajun in the "Guangdong New Words" recorded: "mountain home, his grandfather wants to bequeath his children and grandchildren, will be more implanted noodles, black olive. The noodles were sold for their fruits, and the black olives were sold for their kernels and kernels. For more than a hundred years, the world has been away from its profits." The high economic and ecological benefits of the Sagittarius tree are recognized by people. With its beautiful color and easy processing, it is a good material for construction and furniture. With its majestic shape and large evergreen crown, it is an excellent tree for gardening and landscaping. The fruit can be eaten fresh, but also can be processed into cold fruits, human noodle sauce. Sihui City specialties, sweet and sour, sweet and tasty, is the Chinese and Western summer high-grade seasoning condiments.