通威股份：擬簽訂不低于509億元多晶硅產(chǎn)品銷售合同

array(1) { [401062]=> array(2) { [2]=> array(3) { [0]=> string(9) "多晶硅" [1]=> string(12) "重大合同" [2]=> string(12) "通威股份" } [4]=> array(1) { [0]=> string(19) "同花順7x24快訊" } } }