Shred the pork and place in a medium bowl. Toss with 1 ½ tbsp. soy, 2 tbsp. rice wine, and 2 tbsp. cornstarch. Cover with plastic wrap marinate for 30 minutes.
Julienne/cut the Zha Cai into 2" shreds. Place the shreds in a bowl of water and let soak 20-30 minutes; drain and set aside.
Heat 4 tbsp. vegetable oil over medium high heat in a saute pan or wok. Add grated garlic, ginger, scallions and toss well. Stir in the pork and cook until just done.
Add shredded Zha Cai, 5 tbsp water, 1 tbsp. sugar, 2 tsp. sesame oil, and 1 tsp. white pepper. Cook for 1-2 minutes or until liquid is slightly reduced. Add sliced red chilies, stir, and turn off heat.
Serve with steamed white rice.
