The article introduces Professor Wang Qingqi's clinical thinking and treatment of hyperlipidemia， spleen and stomach diseases accompanied by depression， functional dyspepsia， ulcerative colitis and other diseases by using "activating yang method" based on the idea of "yang transforming qi". Professor Wang attaches great importance to the relationship between yang qi and the spleen and stomach， and believes that the functions of yang qi such as warming， promoting and vaporizing can directly affect the rotting and ripening of food of stomach and dispersing essence of spleen. Professor Wang flexibly combined the use pungent-hot medicinal， soft medicinal， dampness-draining diuretic products and aromatic medicinal to achieve the purpose of restoring yang qi function by the methods of "draining dampness to promoting yang qi with tasteless drugs"，"dispersing yang qi， resolving phlegm and relieving depression"，"nourishing fire and promoting yang with pungent and warm drugs" and "sweetening and invigorating spleen and invigorating qi" to treat spleen-stomach diseases.