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all of Liaocheng Nexans bearing Co.,ltd employee study bearing knowledge
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2016 China International Bearing Industry Exhibition (the 15th session) will be held in Shanghai World Expo Exhibition & Convention Center from September 20 to 23, 2016. Covering an area of 55000Sq.m. with estimated nearly 1000 exhibitors and 60000 visitors will gather together. During the exhibitio
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