--FILE--Night view of the Canton Tower, tallest, Guangdong Museum, front, and other skyscrapers and high-rise buildings in Guangzhou city, south China's Guangdong province, 15 June 2015. Chinese cities dominate a list of the 20 most expensive in the Asia-Pacific region for expatriates, as the yuan strengthens against rival currencies, a cost of living survey by ECA International shows. Chinese cities including Hong Kong account for 11 of the 20 most expensive Asian cities, the London-based consultancy said. Shanghai jumped from third place in 2014 to become the most expensive city in Asia this year. Chinese cities also make up the biggest share of a list of the 30 most expensive worldwide for expatriates, with six of them beating cities in Switzerland and Japan. Chinese cities listed in the study jumped across the board in Asia. Beijing (2nd), Guangzhou (6th) and Shenzhen (7th) rose from fourth, 13th and 22nd.