Freshfields Bruckhaus Deringer and Herbert Smith have won roles on China Construction Bank’s (CCB’s) upcoming $5bn (£2.8bn) float, taking the lead on what promises to be one of the largest securities deals of 2005.

The London pair line up alongside New York duo Skadden Arps Slate Meagher & Flom and Davis Polk & Wardwell on the initial public offering (IPO), which is expected to list on the Hong Kong Stock Exchange in November.