A mechanized infantry regiment under the Jinan Military Area Command (MAC) of the Chinese People's Liberation Army (PLA) organized its officers and men to conduct the drill on such subjects as artillery turret repair, tire replacement and engine repair for infantry combat vehicle and so on the evening of May 3, 2013, in a bid to effectively improve troops’ equipment support capability at night. (Chinamil.com.cn/ Xun Wenchao, Zhang Dongdong and Zhang Dongqing)