Fair spotlight on environment and energy patents
By Zhu Chengpei and Zhang Xiaomin in Dalian, Liaoning | China Daily | Updated: 2014-09-17 08:48
Sun Yong attracted attention at the China International Patent Fair in Dalian, Liaoning province, on Sept 12.
He put several peaches into his patented washing sink and pushed a button.
A minute later, he took the fruit out and handed them to visitors. "Can you find fuzz on them?" Sun asked. He was confident about the ability of his product.
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