Clifford Chance and Milbank Tweed Hadley & McCloy have advised on the $316m (HK$2.45bn) Hong Kong IPO of Chinese theme park operator Haichang Holdings.

The Dalian-based company, which in 2012 was reported to be the largest marine theme park operator in China in terms of admission attendance, plans to use 50% of the proceeds to build its Haichang Polar Ocean World theme park in Shanghai and 40% to fund another project, Sanya Haitang Bay Dream World.