(EnergyAsia, December 12, Wednesday) — Woongjin Energy Corp (WJE), a joint venture between SunPower Corporation and Korea’s Woongjin Holdings Company Ltd, has launched its new 46,200-sq-m solar silicon ingot pulling factory in Daejeon city in South Korea’s Chungnam Province.The new factory in the DaeDeok Techno Valley business park produces silicon ingots exclusively for solar cell…