Xi urged the multi-billionaire to "continue to play an active role in promoting China-US economic and trade cooperation", the official Xinhua news agency said.
'There is never a justification for violence. No excuses, no exceptions: America is a nation of laws,' he said.
The ministry did not specify if the signal was detected from the downed plane's black box.
The Sriwijaya Air Boeing 737-500 plunged into a steep dive about four minutes after it left Soekarno-Hatta international airport in Jakarta on Saturday afternoon.
'One of the few things he and I have ever agreed on,' Biden said. 'It's a good thing, him not showing up.'
Ronaldo's efforts keep Juventus unbeaten in Serie A, ahead of the final game before the winter break against Sampdoria on Saturday.
Morale boosting presidential visits to US troops in war zones have been a longstanding tradition in the years following the September 11, 2001, terrorist attacks.
Struggling South African batting star Hashim Amla will return to his number three position in the first Test against Pakistan, starting at SuperSport Park on Wednesday, with the full backing of captain Faf du Plessis.
Kumara joined the wicket spree after lunch as New Zealand's fortunes continued to disintegrate.
Pep Guardiola ends the calendar year with his Manchester City side embroiled in what has suddenly become a thrilling title race for the first time in his Premier League managerial career.
