bo

…beaten with a padded mallet), bo (cymbals), and gu (skin-headed drum, beaten with two sticks). The xiaoluo (small gong without a boss, beaten with a stick or a thin plate), ling (handbells), and ban (woodblock) are sometimes added. Whatever the ensemble’s composition, the drummer is usually the leader.

…single zhong, usually of the bo variety (having a loop top, a flat bottom rim, and a rounder body shape), is considered a tezhong (“special bell”).