Dàduìzhǎng de hónglǐngjīn shàng yǒu sān tiáo gàng.
The brigade leader wears three stripes on their red scarf.
Tips
culture
In 少先队 (Young Pioneers), 大队长 is the top student rank and wears 三条杠 (three-stripe armband) - 中队长 wears 两条杠 (two), 小队长 wears 一条杠 (one). It's the schoolyard equivalent of a military chain of command.
