Ace series pharmaceutical bin is one of the most popular shifting containers used in the producing flow of solid dosage. Different processing crafts for solid materials can be operated in the same container. The frequent charging and discharging of materials are reduced thus avoiding dust and cross pollution. It made of austenitic stainless steel. There is no dead angle, con concave-convex face and no screw on surface. The surface outside and inside are polished to high quality. Tailor-made butterfly valve with no dead angle, no remnant, or appliance against wrong way operation is easy to dismantle and clean. It is in conformity with GMP requirements.