Beijing Cancer Medical Research Institute Affiliated Hospital is a famous hospital specialized in treating tumors. Professor Bai Xihe from China Academy of Chinese Medical Sciences sees patients all day on Saturdays, and Professor Wang Pei, honorary president of the Chinese Anti-Cancer Association of Traditional Chinese Medicine, sees patients all day on Wednesdays. The hospital adopts the "green anti-cancer therapy" to treat liver cancer, lung cancer, stomach cancer, esophageal cancer, colon cancer, bladder cancer, brain tumor, malignant lymphoma and other diseases.