三十

thirty / 30

three / 3

ten / 10

32-bit (computing)

the thirty-two physical characteristics of Buddha

38th parallel / dividing line agreed at Yalta between US and Soviet zones of influence in Korea, now the DMZ between North and South Korea

thirty six initial consonants of Song phonetic theory

The Thirty-Six Stratagems, a Chinese essay used to illustrate a series of stratagems used in politics, war, and in civil interaction / all the possible schemes and stratagems

of the thirty-six stratagems, the best option is to flee (idiom) / the best thing to do is leave

see 三十六計，走為上策|三十六计，走为上策[san1 shi2 liu4 ji4 , zou3 wei2 shang4 ce4]

the river flows thirty years to the East, thirty years to the West (proverb) / change is the only constant

thirty years old and therefore independent (idiom, from Confucius)

last day of the lunar year / Chinese New Year's Eve