They've not trademarked "iPhone 5", but - according to te pic - they have trademark rights to "iPhone".
Which, of course, they f*ing don't. Not in a million years. Welcome to China, where TM/patents landscapes are distinctly one-sided. They'll happily sue "us", bu you've got a rats chance in hell of getting your litigation to stick, while all and sundry slap your TM all over their often completely unrelated (see: Soup) and often inferior tat. See BMW, Apple, Rayban, Armani etc