Custom ductile iron chamber Panda Hong Kong Wok Range made of stainless steel. The wok range is pretty big and has three ductile iron chambers and two removable soup warmers. The chambers have an individual faucet. Autoflow swing faucet provides a quick way to fill woks for boiling or rinsing between batches. Activated by swinging them out toward the operator and deactivated by pushing them parallel to the backsplash.