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The Chinese Zodiac & Stem-Branch Cycle

shēngxiào — "Twelve animals, a sixty-year cycle"

Ask a Chinese person their 生肖 (shēngxiào) and they'll tell you their animal—Rat, Ox, Tiger, and so on through a cycle of twelve. But beneath these familiar zodiac signs lies an older, deeper system: the 干支 (gānzhī), pairing ten Heavenly Stems with twelve Earthly Branches into a grand sixty-year cycle that has counted China's years for millennia.

May 27, 2026
Right now马 · Year of the Horse丙午 (stem-branch) year

How It Works

Twelve animals cycle one per year in a fixed order: 鼠 (Rat), 牛 (Ox), 虎 (Tiger), 兔 (Rabbit), 龙 (Dragon), 蛇 (Snake), 马 (Horse), 羊 (Goat), 猴 (Monkey), 鸡 (Rooster), 狗 (Dog), and 猪 (Pig). Crucially, the animal year rolls over at 春节 (Spring Festival), not January 1—so someone born in late January may belong to the previous year's animal.

Deeper still runs the 干支 system: ten Heavenly Stems (天干, tiāngān) combine with the twelve Earthly Branches (地支, dìzhī, which align with the animals) to label each year. Because ten and twelve sync up only every sixty years, the pairs—starting with 甲子 (jiǎzǐ)—form a complete sixty-year cycle before repeating.

Origins & History

The stem-branch (干支) system is ancient, appearing on Shang dynasty oracle bones over three thousand years ago, where it originally counted days before it was used to number years. The twelve animals were later mapped onto the Earthly Branches, giving the abstract system a vivid, memorable face.

A beloved legend explains the animals' order: the Jade Emperor held a Great Race, and the finishing order set the sequence. The clever Rat hitched a ride on the diligent Ox and leapt ahead to win first place—why the cycle begins with 鼠 and not the mightier 龙 or 虎.

In Chinese Life Today

Your zodiac animal is a popular conversation starter and a playful key to personality and compatibility. Every twelfth year is your 本命年 (běnmìngnián), your own animal year—traditionally considered unlucky, which is why people wear red underwear, belts, or socks (红色, gifted by family) to ward off misfortune.

The animals saturate daily culture, especially around 春节, when the incoming animal appears on decorations, stamps, gifts, and television galas. Asking 你属什么? ("What's your zodiac?") is also a polite, indirect way to learn someone's age.

Why It Matters for Learners

Knowing the twelve animals and the phrase 我属… ("I belong to…") gives you an instant, friendly way to talk about yourself in Chinese. Recognizing that the zodiac turns at 春节—and that the 干支 cycle underlies historical dates—deepens both your conversations and your reading of Chinese culture and history.

Find Your Sign

Wood 木 Fire 火 Earth 土 Metal 金 Water 水

Did You Know?

The Rat Cheated to WinIn the Great Race legend, the Rat rode on the Ox's head and jumped off at the finish line to claim first place—so 鼠 leads the entire zodiac.
Your Unlucky Birthday YearEvery 12 years brings your 本命年 (zodiac year), thought to invite bad luck—hence the tradition of wearing lucky red underwear all year long.
A Sixty-Year ClockThe 干支 system pairs 10 stems with 12 branches, and the math only repeats every 60 years—so each combination like 甲子 returns just once a lifetime.
No Cat AllowedThe Rat reputedly tricked the Cat into missing the Great Race, which folk tradition says is why there's no Cat in the zodiac—and why cats chase rats.