Chimonobambusa bambusa mainly grows in plateau mountainous areas with an altitude of 1400 m to 2500 m. It is square and angular, and its bamboo shoots do not appear in spring, but flourish in autumn. It is a rare thing that grows by absorbing the aura of nature. It is only produced in Jinfo Mountain National Primitive Ecological Nature Reserve in Nanchuan District of Chongqing and Qingba Mountain and Baizhi Mountain in Tongzi County of Guizhou Province. Square bamboo shoots are pure natural health food, the king of bamboo shoots, unique to China. Modern green food scientific research departments have detected that the content of protein in bamboo shoots is 12%, fat is 0.4%, crude fiber is 8%, and it is also rich in amino acids, calcium, iron, selenium, zinc and vitamins B 1, B2, C, etc. Eating food contributes to gastrointestinal peristalsis, promotes digestion, and achieves special effects of losing weight, beautifying and preventing gastrointestinal and cardiovascular diseases.