evidence: White House press secretary Karine Jean-Pierre said in a statement the leaders would discuss the "continued importance of maintaining open lines of communication" and how the they "can continue to responsibly manage competition and work together where our interests align, particularly on transnational challenges that affect the international community." [...] Differences in the already complicated U.S.-Chinese relationship have only sharpened in the last year, with Beijing bristling over new U.S. export controls on advanced technology; Biden ordering the shooting down of a Chinese spy balloon after it traversed the continental United States; and Chinese anger over a stopover in the U.S. by Taiwanese President Tsai Ing-wen earlier this year, among other issues. China claims the island as its territory.