Personality characteristics: loyalty, cold outside and hot inside, enthusiasm, lack of endurance.
Birthday personality: Ding Risheng's people are loyal, simple, passionate, quick-thinking and enterprising. He is an almost cunning man who is good at making profits. Because people who have been evaluated as gentle by others for a long time are trying their best to play this role, but occasionally they can't restrain the conflict brought about by inner fierceness and superficial gentleness, and at some point they will suddenly expose their impulses.