Chinese leader Xi Jinping and US President Joe Biden will discuss "global peace and development" at a summit this week in San Francisco, Beijing said on Monday. "The two heads of state will have in-depth communication on strategic, general and directional issues concerning China-US relations, as well as major issues concerning global peace and development," foreign ministry spokeswoman Mao Ning told a regular briefing, adding Beijing opposes "defining the China-US relationship in terms of competition". SOUNDBITE