Aecon has announced it is working with Toronto-Dominion Bank and Bank of Montreal on the sales process. Trading of the company’s shares was temporarily halted Friday after the potential sale was announced. After rising more than 26 percent, its shares were up 24 percent to C$17.79 in Toronto, giving the company a market value of more than C$1 billion (USD$800 million). The company could attract interest from Chinese bidders, according to sources