Birthday (lunar calendar): the end of February 30th, the first year of BC.
Eight characters: Yiyou Chen Geng Ren Xu Ding Wei
Five elements: wood, gold, earth, water, fire and earth.
Yin Na: Spring, Bailajin, Sea Water and Tianhe.
Five elements analysis:
Summary: Eight characters are weak, and eight characters like "water", so it is best to use the five elements of "water" as the name.
Water lives in a spring and the five elements are complete.