This paper summarizes the clinical experience of Professor Zhou Zhongming in the treatment of postpartum lactation deficiency. Professor Zhou believes that the key pathogenesis of postpartum lactation deficiency lies in deficiency of Qi and blood of spleen and stomach and stagnation of liver Qi, and deficiency and depression often appear simultaneously. In the clinical symptoms, attention should be paid to the conditioning of the liver, spleen and stomach, based on the formula of “tonifying Qi, nourishing blood, soothing the liver and promoting lactation”, plus or minus with the disease.