US President Barack Obama has pressed China's leader-in-waiting on trade and human rights, as he welcomed him to the White House.
Meeting Vice-President Xi Jinping in the Oval Office, Mr Obama also said it was "vital" that Washington maintained a strong relationship with Beijing. Mr Xi said he hoped his visit would deepen mutual understanding and friendship between the two powers. The US and China have been at odds over trade, currency and human rights.
bbc