Zheng Red Banner, one of the eight flags in Qing Dynasty. The eight banners are a kind of army organization and hukou establishment of Manchu in Qing Dynasty. They are inlaid with yellow, positive yellow, white, red, blue and blue (abbreviated as the whole word). All Manchu members belong to each flag. This is the "Manchuria eight Banner," and later the addition of the "Mongolian eight Banner" and the "Han Army eight Banner." The members of the eight banners, collectively known as the "bannerman".
Used availability for Lao She's Beneath the Red Banner