Another system, the Ten Heavenly Stems, or tiāngān, is linked with the five classical elements of metal, xīn, wood, mù, water, shuǐ, fire, huǒ, and earth, tǔ.
Sistem kedua, Sepuluh Batang Langit, atau shí tiāngān, berkaitan dengan lima unsur klasik iaitu besi, jīn kayu, mù, air, shuǐ, api, huǒ, dan tanah, tǔ.