Growth rate of Chinese students in US falling Chinese sports neuroscientist emphasizes collaboration China-made cancer drug approved for US market Educational exchange has long enriched US-China relations A 1979 tour of China started a 40-year friendship China summons US charge d'affaires over HK bill Educational exchange has long enriched US-China relations China-US political party leaders urged to boost bilateral ties China-made cancer drug approved for US market Growth rate of Chinese students in US falling A 1979 tour of China started a 40-year friendship Former US ambassador urges caution in US-China relations Chinese in NYC wary of seeing doctors China-US political party leaders urged to boost bilateral ties US student in China got lessons outside classroom Panda cub leaves US for new life in China Winter sector sees profits snowball In Iowa, blunt lessons for Chinese teens on world food issues Panda cub leaves US for new life in China