The upper half of the King Tower in Shanghai is the headquarters of Jin Qiao Reprocessing Zone, a business park which houses companies in china such as Japan's Sharp, Hitachi, Ricoh, Mitsubishi, the US's Johnson, Ford, Hughes, IBM, GM, Whirlpool, Kodak, Germany's Siemens, Leica, Belgium's Bell, Switzerland's Schindler, Netherlands' Philips. Looking for more clues as to who our mystery guest was.