Uniwell Electronic Corp (OTCPK: UNWL) signed a letter of intent to acquire Rover Mining & Exploration Co. for $0.28 million in stock on May 3, 2011. Under the terms of letter, Uniwell Electronic Corp issued 4 million shares of Uniwell Electronic. Uniwell Electronic Corp (OTCPK: UNWL) cancelled the acquisition of Rover Mining & Exploration Co. on May 3, 2012.