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Sponsor and Advertisement
DOFIAC2019 Sponsorships

 

Daqing Direction Software Technology Co., Ltd

QSTECHCo., Ltd

Xian ANCN Smart Instrument Inc

Beijing LD Technology Co., Ltd (REALWARE)

Liaoning Telida Information Technology Co., LTD

Shaanxi Zhongfu Petroleum Information Technology Co., LTD

CNPC RICHFIT

Shandong Wide Area Technology Co., Ltd

Hangzhou Hikvision Digital Technology Co.,Ltd

Beijing Jiahewuxian Science & Technology Co., Ltd

DATANG Mobile Communications Equipment Co., Ltd

Xi'an Longsense Intelligent Science and Technology Co., Ltd