Chinese President Xi Jinping (front, L) is welcomed by Iranian Foreign Minister Mohammad Javad Zarif (front, R) in Tehran, Iran, Jan. 22, 2016. Xi Jinping arrived in Tehran Friday night for a state visit to Iran.

January 23, 2016

"Chinese President Xi Jinping arrived here Friday night for a state visit to Iran aimed at further boosting the traditional friendship and economic engagement between the two countries.

Xi's visit comes days after West-led sanctions on Iran were lifted following an announcement by the International Atomic Energy Agency confirming that Tehran had scaled back its nuclear program. China played a constructive role in prior negotiations."

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http://news.xinhuanet.com/english/2016-01/23/c_135037242.htm