The US company said it entered into a 20-year contract with Loy Yang in 2010 , which was due to commence from November this year, although it has yet to explain why it has pulled out of the contract.
这家美国公司表示其在2010年与老埃杨签署了一份为期20年的合同，该合同本来将在今年11月生效，但该公司没有解释为何退出该合同。