Everything else is the same, but the appearance is different. \x0d\ After the soybeans are ground into pulp and boiled, a film is formed on the surface of the pulp: \x0d\1. Soybean oil skin is made by using 2 bamboos to pick up the film and dry it flatly; \x0d\\x0d \2. Yuba is to use a piece of bamboo to pick up the film and roll it into a stick shape;\x0d\\x0d\3. Bean sticks are a new product produced by the Northeast people. They are made by stacking multiple soybean oil skins together and drying them. become.