ABOARD AIR FORCE ONE, Nov 12 (Reuters) - U.S. President Joe Biden will warn Chinese President Xi Jinping at a meeting on Monday that North Korea's continued pursuit of weapons development will lead to an enhanced U.S. military presence in the region, the White House said."And so the People's Republic of China has an interest in playing a constructive role in restraining North Korea's worst tendencies," Sullivan added, using the country's official name.Its record-breaking regime of weapons tests this year have included intercontinental ballistic missiles designed to reach the U.S. mainland.While China and Russia backed toughened United Nations sanctions after North Korea's last nuclear test in 2017, in May they vetoed a U.S.-led push for more U.N. penalties over its renewed ballistic missile launches.read moreSullivan also said Biden hoped his first face-to-face talks with Xi would lead to more such meetings."