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２００２浙江国际电源、电池及电子变压器展览会时间 :６月１７～２０日地点 :杭州浙江世界贸易中心联系电话 :０５７１-８７０５４４８１、８５０５７０６３国际光电子信息技术博览会暨＂中国光谷＂论坛时间 :６月１８～２１日地点 :武汉科技会展中心联系电话 :０１０-６８５
2002 Zhejiang International Power, Batteries and Electronic Transformer Exhibition Time: June 17 ~ 20 Venue: Zhejiang World Trade Center, Hangzhou Tel: 0571-87054481,85057063 International Optoelectronic Information Technology Expo and China Optics Valley Forum Time: June 18 ~ 21 Location: Wuhan Science and Technology Exhibition Center Tel: 010-685