A2-hour bus ride from the beer capital of Tsingtao takes you to Rizhao in Shandong province, a charming coastal city of 3 million whose name means "sunshine" -for good reason.rnWhen foreign guests visit, Mayor Li Zhaoqian takes them to the roof of the Shanshui (Mountain Water) Hotel. At first glance the view could be that of any city: an endless expanse of apartment buildings stretching out in all directions. A closer look, however, reveals rows of cylindrical solar collectors blanketing nearly every building. Unlike anywhere else in the world, more than 99 per cent of the city centre's residents rely on solar energy for their hot water.
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