This week, in Life in China, we'll bring you fascinating portraits of three very different people. Starting in the city, we'll meet an interior designer who is making a big splash with his career in Beijing. Next stop, Tibet, where we'll meet a scientist on Tibetan chronometer and calendar. Finally, we'll visit XinJiang to hear the life of an imam who has devoted his 98 years to his religion. For all this, join us on Life in China....