According to the theory of yin-yang and five elements, the date of birth is calculated as follows: Wei Geng Bingzi is in Gengwu.
Geng belongs to gold, noon belongs to fire, C belongs to fire, garrison belongs to soil, Geng belongs to gold, garrison belongs to soil, C belongs to fire, and Zi belongs to water. Then the eight characters are two gold, three fires, two soil and one water, lacking wood, suitable for bringing wooden beads and ornaments.