It is suitable for producing PET plastic containers and bottles. It is widely used to produce the carbonated bottles, mineral water, carbonated drink bottle, pesticide bottles oil bottles cosmetics,wide-mouth bottles, etc. Adopting double crank to adjust mold, heavy locking mold, stable and fast, Adopt infrared oven to heat the perform, the perform rotated and heated equally. The air system has been divided into two parts: the pneumatic action part and the bottle blow part to meet the different requirements for the action and blow. It can provide sufficient and steady high pressure for blowing large irregular-shaped bottles. The machine is also equipped with a muffler and oiling system to lubricate the mechanical part of the machine. The machine can be operated in the step-by-step mode and the semi-auto mode. Semi auto blowing machine is small with low investment, easy, and safe to operate.