Xinning Town, Pu 'an Town and Gantang Town of Kaijiang County, Dazhou City, Sichuan Province are the production and dissemination places of traditional production technology of Kaijiang bean seedlings. It is a unique traditional hand-made technology, which originated in the early Qing Dynasty when Huguang was filling Sichuan. According to the Records of Kaijiang County compiled by 1989, it was first born in Jiagou, Baiyang Road, Gantang Town. There are two kinds of bamboo shoots: soybean sprouts and bamboo shoots. The main ingredient is protein, which is rich in nutrition and suitable for vegetarian frying, chowder, frying or marinating. Good color and taste, it enjoys a high reputation in neighboring counties and is exported to Chongqing, Wan and other places.

Kaijiang bean seedlings are made of high-quality soybeans and specially processed. They are one of the specialties of Kaijiang County, Dazhou City. They are rich in nutrition, tender in meat, tender and smooth in taste and convenient to eat. They will become soft after being soaked in water below 30℃ for 4- 10 hour, and can be fried, burned, stewed and marinated.