Objective： To apply the Chinese medicine inheritance support platform(V2.5)and summarize the core prescriptions of acupuncture for essential hypertension based on the clinical literature mining and analysis of law of matching rules of points in the treatment of acupuncture for essential hypertension.Methods：Retrieved the clinical research literature of acupuncture in treating essential hypertension which was included in the database of the China National Knowledge Infrastructure from January 1980 to February 2017，recorded the point prescriptions in the Chinese medicine inheritance support platform，adopted software-integrated data mining methods，and analyzed the matching rules of points.Results：①A total of 111 articles and 169 point prescriptions were included.② Points with higher use frequency were Taichong(113 times)，Quchi(107 times)，Zusanli(93 times)，Fengchi(80 times)，Baihui(66 times). ③ The confidence level was set to 0.8，and the support level was 20，and then 65 groups of point combinations were obtained.④ The correlation degree was set to 10，and the penalty degree was set to 2，and then 12 core prescriptions were collected.Conclusion：The Chinese medicine inheritance support platform is an important adjuvant tool for mining and analyzing the matching rules of acupuncture and point selection.Matching rules of point and core prescriptions obtained in this study can provide reference for the clinical treatment of essential hypertension.