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At present, the situation on the Korean Peninsula faces an important opportunity to ease tension via dialogue, Xi said, noting that China spoke highly of the South Korean efforts and is willing to work with the international community to promote the political settlement of the Korean Peninsula issue, combining China's "dual-track approach" with helpful proposals from all sides.

At the 2017 Mobile World Congress Shanghai, the companies demonstrated two scenarios of the CAT-M1 VoLTE application, including the fire alarm trigger panel and GPS emergency tracking device.

At present, drones are used for aerial photography, agriculture, geological surveys and mapping, electricity, oil and petroleum pipeline inspection, transportation, construction, public security and even disaster relief.

At the time of their recovery, the Bezos-led team suspected the rockets were from Apollo 11, a mission in which Armstrong first stepped down on the moon on July 20, 1969. Now, they’ve got real evidence through a serial number on the Rocketdyne engine, 2044, that corresponds to the Apollo 11 mission.

At the Italian pavilion of the expo, chips produced by STMicroelectronics attracted many curious visitors. Dawn Lam, digital and marketing manager of Power Discrete and Sub Analog, Asia-Pacific, said these newly developed chips will be used in scenarios including intelligent factories and autonomous driving.