The power tubes used by Taiwan's aborigines were mainly made from animal horn.The powder tube was an accessory for firelock type guns.Guns were acquired from Han Chinese,so the powder tubes of the Han and aborigines are similar. Han Chinese powder tubes were sometimes made of ox cow horn and hard wooden imitation cow horn tubes were used by the Pinan and Paiwan tribes. The bottom end had a wood stopper, while the mouth had a lid. . The tubes has a hundred pacer snake pattern inlay,clearly influenced by the Paiwan tribe.