Preparation Place pork tenderloin strips in medium bowl; sprinkle with salt and freshly ground black pepper and toss with cornstarch to coat. Heat 1 tablespoon sesame oil in large nonstick skillet over medium-high heat. Add minced ginger; stir 30 seconds. Add pork tenderloin strips; stir-fry until pork is beginning to brown and is almost cooked through, about 3 minutes. Add tangerine pieces; toss 30 seconds. Add sweet chili sauce, soy sauce, and Chinese five-spice powder; boil until sauce in skillet thickens slightly, tossing to blend, about 1 minute. Stir in remaining 1 tablespoon sesame oil, bok choy, and half of sliced green onions. Stir-fry just until bok choy is wilted, 1 to 2 minutes. Season to taste with salt and freshly ground black pepper. Transfer to bowl; sprinkle with remaining sliced green onions and serve.
Preparation Place pork tenderloin strips in medium bowl; sprinkle with salt and freshly ground black pepper and toss with cornstarch to coat. Heat 1 tablespoon sesame oil in large nonstick skillet over medium-high heat. Add minced ginger; stir 30 seconds. Add pork tenderloin strips; stir-fry until pork is beginning to brown and is almost cooked through, about 3 minutes. Add tangerine pieces; toss 30 seconds. Add sweet chili sauce, soy sauce, and Chinese five-spice powder; boil until sauce in skillet thickens slightly, tossing to blend, about 1 minute. Stir in remaining 1 tablespoon sesame oil, bok choy, and half of sliced green onions. Stir-fry just until bok choy is wilted, 1 to 2 minutes. Season to taste with salt and freshly ground black pepper. Transfer to bowl; sprinkle with remaining sliced green onions and serve.