Five elements: earth, water, fire, earth, water and wood fire.
Summary: Eight characters are weak, and eight characters like "gold", so it is best to use the five elements of "gold" in the name.
Five-element statistics: 1 wood, 2 fire, 2 earth, 1 gold, 2 water.
Name reference:
1, Gu Guochai (word firewood belongs to gold, word country belongs to wood)
2. Gu Xiaoyu (Laughter is golden)
3, Gu (Qi) purple is gold.
4. Gu (is gold)