From the inside of a 23-foot 3-inch-long blue-black Fleetwood Brougham Cadillac stretch limousine with a 5-liter V-8 engine, vinyl roof, whitewall tires, air-conditioning, push-button (and tinted) windows, color television, AM-FM radio, dual refrigerators, bar stocked with Gorham lead-filled crystal glasses, lace antimacassars on the backs of the red plush seats, driven by a young chauffeur in a new blue uniform with bright brass buttons, the Peoples’ Republic of China seems like a different country.