石世
BCMS UAV is a Chinese unmanned aerial vehicle developed by Ba County Middle School (Ba-Xian Zhong-Xue, (巴县中学) in Chongqing, which is also known as Chongqing Municipal Experimental Middle School (Chong-Qing-Shi Shi-Yan Zhong-Xue, 重庆市实验中学). It has entered service with local business on contractual basis.