From a humble working-class family in northeast China to becoming a celebrated actress on the Hollywood stage, 53-year-old Li Bingbing’s ascent has never been a solo journey. At the heart of her decades-long career is her younger sister, Li Xue, 51, who transitioned from journalism to become Li Bingbing’s manager. Together, they co-founded Hesong Entertainment, a talent company that has represented performers across generations. The sisters have long been recognised as one of China’s most...