Bihun (or beehoon) is basically rice vermicelli. Pama is a brand by President Rice Products of Thailnd and looks to be for sale in Malaysia. Make sense? Okay now on to the flavor: tom yam. Tom yam (or tom yum) is a very standard Thai variety – spicy, lemon/citrus, spicy, and usually shrimp. I was told that the creamy isn’t from dairy but from the boiling of shrimp! Let’s check it out!