My dearest Xiaomi SU7 Max, It’s been about a month since we were last together. Now, every time I climb back into my Ford Mustang Mach-E, I can’t stop thinking about you—your long range, your modular interior, your absurdly large infotainment screen. At night, I miss your adjustable color lighting. On weekends, the kids talk about your wireless karaoke mics, walkie-talkies and yes, that back-seat minifridge. Please come back to America…for me. Always, Joanna The Xiaomi SU7 Max—like other Chinese-made cars—is effectively blocked from the U.S. market. And yet, late last year, I spent two weeks test-driving one of China’s…