Duniyar Laser na Photonics China 2020

Sunan mai gabatarwa: Beijing JCZ Technology Co., Ltd
Buga #: 8/1E322
Ranar: Yuli 32020 - Yuli 5, 2020

Ƙara: Sabuwar Cibiyar baje koli ta Shanghai
Danna don tsara taro.