US President Joe Biden on Sunday said even though the US would keep speaking out on China's dubious human rights record, its line of communication with the country would stay open to prevent conflict, reported Al Jazeera. "I know him well, he knows me, We've just got to figure out where the red lines are and what are the most important things to each of us, going into the next two years," Al Jazeera quoted Biden as saying while addressing the East Asia Summit in Cambodia. Many US officials have been expressing their displeasure over low-level Chinese officials being allegedly…