Chicago--DraftWorldwide, one of the world's largest integrated marketing agencies, announced Tuesday that it has acquired Strategic Solutions, a Hong Kong-based advertising, direct marketing and sales promotion agency. Strategic Solutions will be merged into DraftWorldwide's Hong Kong office. DraftWorldwide said the acquisition would complement the direct marketing offerings of the Hong Kong office, which it regards as its flagship in Asia. Strategic Solutions' client list includes Charles Schwab & Co., The Economist Group and the Hong Kong Tourist Association. DraftWorldwide Hong Kong clients include Bass Hotels & Resorts, Cable and Wireless HKT and Montblanc.