[FORM 8-K CURRENT REPORT Date of Report (Date of Earliest Event Reported): August 20, 2012 CHINA BAK BATTERY, INC. Nevada 001-32898 86-0442833 (State or other jurisdiction (Commission File No.) (IRS Employer of incorporation) Identification No.) BAK Industrial Park, No. 1 BAK Street Kuichong Town, Longgang District Shenzhen, 518119 People’s Republic of China (86-755) 6188-6818, ext 6856 Not applicable (Former name]