Combining Tom originated from shandong.Han dynasty barnum (now south) in eastern sichuan, western hubei minority in tan.Banan combining Tom could be Mr. Adherents fled to barnum, integrated into the local nationalities.

Combining Tom early development, mainly in shandong province breeding after relocating because of war, natural disaster, office and other reasons from their homelands and across to the migration.

When the han dynasty, combining Tom had distributed in henan, shanxi and other places.Northern and southern dynasties when combining Tom began in guangdong, the tang dynasty in jiangxi.

When the five dynasties, fujian quanzhou people tan mountains in the songshan mountain in inedia relating an alchemist.He offered to "all the food," a fantasy "hydrophilic, hydrophobic, no love, no evil" of the "tai" society.

Since the song dynasty, more tan characters in history, a wider distribution, concentrated in the southern region, jiangsu, zhejiang, anhui and hunan, hubei, sichuan and other places.Almost from the beginning of the qing dynasty, fujian, guangdong combining Tom some ethnic migration to southeast Asia, expatriates in Singapore and other countries.