NORTHEAST ASIA & BOHAI-RIM INTERNATIONAL BUSINESS FESTIVAL
4th China International Optoelectronic Expo.
America PITTCON2007 Exhibit
7th China Beijing International Science & Technology Expo.
2nd International Optical Fiber & Cable Material Exhibit.(Tian Jin)
Office area
Office hall
Showroom
Public spirit
social practice: Teaching scientific knowledge.
training
9000 standards training
Deep-processing training
培训基地
Training bases
Training bases
文体活动
Athletic sports
Athletic sports
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