JunJian Cong, BD4KYA/4; Zhigang Rong, BD4KRB/4 and Yongwei Yu, BG4KLA/4 will be active from Jiming Island (IOTA AS-146), Chengshan Jiao region, Weihai Prefecture, Shandong Province, China, between the 23rd of April and the 3rd of May, 2012.