beijing sanlitun soho commercial district

air architecture asia asian background beijing blue building business capital cbd cctv center centr central china chinese city cityscape cloud commerce construction crazy crisis culture desktop developed development distant district downtown east economic economy environment estate financial haze high highrise highroad housing intensive international internationalization landmark landscape lifestyle metropolis modern mountain office old overlook panoramic park pollution price problem prosperous real residential road scene sky skyline skyscraper street sunbeam sunlight tall tower trade traffic travel urban