Acupoint Selection Select Tianshu(ST25),Shangjuxu(ST37)and Zusanli (ST36)as main points. For constipation due to heat,add Quchi(LI11),Hegu (LI4),and Neiting (ST44). For constipation due to qi stagnation,add Xingjian (LR2),Qihai(RN6),and Yanglingquan (GB34) For constipation due to deficiency of qi and blood,add Pishu(BL20),Weishu(BL21),Dachangshu (BL25),Guangyuan(RN4)and Sanyinjiao(SP6) For constipation due to cold,add Qihai(RN6), Shenshu(BL23)and Guanyuan(RN4)Acupoint Selection  Select Tianshu(ST25),Shangjuxu(ST37) and Zusanli (ST36) as main points.  For constipation due to heat,add Quchi(LI11), Hegu (LI4),and Neiting (ST44).  For constipation due to qi stagnation,add Xingjian (LR2),Qihai(RN6),and Yanglingquan (GB34).  For constipation due to deficiency of qi and blood,add Pishu(BL20), Weishu(BL21), Dachangshu (BL25),Guangyuan(RN4) and Sanyinjiao(SP6).  For constipation due to cold,add Qihai(RN6), Shenshu (BL23) and Guanyuan(RN4)