"I must invent a clean battery," he thought. Pihsiang Energy Technology Co. was founded in 2005, officially bringing Wu's business into the field of battery development for electric vehicles. Competitors were skeptical, but he forged ahead as he had done with his four-wheeled scooter.
2005 年當必翔成立「必翔電能」，正式跨入和電動車最具關連性的電池領域時，業界都不看好，必翔卻以當年開發四輪電動車的傻勁一頭栽入。