Seminar
2004.2 Seminar in Qingdao Haier Mould Co. Ltd.
2004.2 Qingdao Hisense Mould Co. Ltd.
2004.2 Seminar in Dalian
2003.11.5 Application of Mould Steel and Heat Treatment for the Accessories of Automobile
2003.4 Shunde Polishing Seminar
2003.4 Dongguan Polishing Seminar
 
 
 

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