There were several kinds of pike used in green camp in Qing Dynasty. This picture shows the spear of green camp: 352cm long. The blade length is 22.4cm；; The wooden handle is 320cm long, 3.7cm in diameter and painted with vermicelli; ? ? Made of iron, 9.6cm long. The copper ring is used for decoration. In addition, in order to distinguish pike from spear, green camp pike is similar to spear, but it is longer and has red tassels. Commonly known as the red tassel gun.