The invention discloses a making method of 5, 10, 15, 20-tetrabenadiphenanthroime [9, 10-b: 9, 10-l]-22, 24-dithioporphyrin compound, which is characterized by the following: reacting phenanthroime pyrrole and 2, 5-di (phenyl hydroxy methyl) thiofuran or 2, 5-di(4-chlorphenyl hydroxy methyl) thiofuran catalyzed by BF3.Et2O under low temperature; displaying 505nm in the Soret band; making the beta-non-aromatic conjugated tetraphenyl-dithioporphyrin move 70nm than red spectrum of Soret and 51nm than middle position-tetraphenyl-2, 3, 12, 13-tetraphenyl-21, 23-dithioporphyrin of lamda max S2TPP; entering into green area over 500nm; fitting for photosensitizer, OFETs, molecular antenna, light-energy switcher, photoelectric switching material, molecular switch, molecular logic door, molecular wire, organic solar energy battery, organic electroluminescent material and non-linear optical material.