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CHANGSHA - An explosion ripped through a fireworks factory in the city of Liuyang in Central China's Hunan province Wednesday morning, according to local authorities.

By making the system more relevant and inclusive, global trade, which has been the drive of economic growth for so long, could work at full capacity, rather than being idled, she added.

By leaving out middle dealers, the farmer-canteen deals ensured a decent price for potato growers and helped support the livelihoods of nearly 800 farmers living in poverty.

By focusing on defects found in a single manufacture step, Zhang was able to apply machine learning and artificial intelligence to analysis of a massive quantity of data, creating a "visual recognition database that can read glass printing defects like a human mind," he said.

By digitalizing segments of their service offering it helps hotels to stay competitive as they keep guests satisfied and returning for repeat business, said Neil Wang, president of consultancy Frost & Sullivan in China.