GUANGZHOU, April 15 (Xinhua) — The 135th session of the China Import and Export Fair, also known as the Canton Fair, opened Monday in Guangzhou, capital of south China\’s Guangdong Province.
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Rural teacher in C China\’s Henan performs exciting science experiments with recycled materials
With experimental apparatus made of various kinds of waste materials, Zhang Jiantao, a rural science teacher at an elementary school in central China\’s Henan Province, has performed exciting science e