Use A Cleaver To Slice Beef Across The Grain And At An Angle Into Thin Strips; Cut Strips 2 Inches Long; Combine Marinade In A Medium Bowl; Add Beef Strips Mix Well And Let Stand For 30 Minutes. Mix Seasoning Sauce In A Small Bowl; Mix Well; Set Aside. Add Salt And Carrot To Water In A Small Saucepan; Boil 15 Minutes; Add Snow Peas Or Green Beans; Cook 1 Minute; Remove From Heat And Cool Vegetables In Cold Water; Drain Well; Slice Carrot Into Thin Slices. Heat Oil In Wok Over Medium Heat For 1 Minute; Add Marinated Beef, Stir-Frying Until Lightly Browned; Remove With Slotted Spoon, Draining Well Over Wok; Set Aside. Remove Oil From Wok Except 1/4 Cup; Heat Over High Heat For 30 Seconds; Add Red Peppers; Stir-Fry 15 Seconds; Add Mushrooms; Stir-Fry 3 Minutes; Add Seasoning Sauce, Cooked Snow Peas, Carrots And Cooked Beef; Stir-Fry Until Sauce Thickens Slightly. Serve Hot.