Place rice noodles in a large bowl. Pour boiling water over noodles and allow to soak until softened, about 20 minutes. Drain.
Heat vegetable oil in a wok over medium heat.
Cook and stir garlic and pork in hot oil until pork is no longer pink in the center, about 5 minutes.
Stir in soaked rice noodles, bean sprouts, dried shrimp, palm sugar, fish sauce, soy sauce, and lime juice, stirring until palm sugar has dissolved. Cook until noodles are heated through, 3 to 4 minutes.
Stir in salted radish until combined.
Lightly toss peanuts and noodle mixture together until combined Transfer to a platter. Garnish with cilantro.