High-precision dry powder automatic filling product line is newly invented by our engineer according to the requirement of fire extinguisher production all over the world. The success of this product line is awarded national invention patent, five practical patents. This product line adopts high precision sensors and plc controller system, testing or checking datas and values of speed, position, weight, force, leakage etc. This product line is constructed with screen print, solidify, fast filling, fine filling, vibration, valve screwing, gas filling, mechanical arm, leak testing, helium leak testing, label stick parts.Every part can work as a unit part and can work as a system. This product line is efficient and only need 2-3 worker, has been exported to hungary, uae, middle east, dubai and other countries. Main technical parameters of product 1.Productivity: 4kg fire extinguisher 220pc/hour 2. Conveying linear velocity 6 m/min 3. Filling speed 30kg/min 4. Accuracy of filled amount