Lucid waters and lush mountains are invaluable assets.

 ABOVE:  Autumn foliage at the Five Flower Lake, Jiuzhaigou nature reserve, Jiuzhai Valley National Park, China. (PHOTO: iSTOCK) By Cong Peiwu, Chinese Ambassador to Canada Recently, several Canadian media have widely reported the story of a Chinese immigrant in Alberta who used passive solar greenhouse to grow vegetables and achieved