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On May 29, 2019, the four-day expo came to a successful conclusion in guiyang, attracting nearly 26,000 guests and 448 enterprises from 61 countries.

"2019 China international optical connection summit and new generation optical device application BBS", sponsored by qingyuan people's government, hosted by optical fiber online and qingyuan high-tech zone management committee, and undertaken by qingyuan yiyuentong optoelectronic technology co., LTD., is held in sheraton lion lake resort hotel in qingyuan today.

As the commercial pace of 5G approaches, the whole society will enter a deeper era of data.The transition from the Internet to the Internet of things is a huge revolution. Many emerging technologies and industries represented by cloud AR/VR, autonomous driving, industrial Internet of things and smart city are still hot.