Aluminum Corp of China Ltd., the country’s largest aluminum producer, plans to acquire a 29.9% stake in imported coking coal supplier Winsway Coking Coal Holdings Ltd. for a total consideration of $308 million, making it the largest single shareholder of Winsway Coking Coal. Chalco said that the takeover is expected to strengthen its downstream logistics operations and allow further integration of its investments in the coal sector especially trading of coal from Mongolia and the proposed acquisition of SouthGobi Resources Ltd.