(EnergyAsia, January 17 2010, Monday) — Taiwan’s state-owned oil company CPC Corp is investing NT$21 billion over the next five years to expand and upgrade its refinery in Talin. (US$1=NT$29).   CPC currently operates three refineries at Kaohsiung and Talin, both located in Kaohsiung City, and Taoyuan in northern Taiwan, with a combined processing…