Yongkang Alvi Tools Factory is a factory of manufacuring Inverter Welding Machine and Brushless motor for sewing machine.We can research and design inverter welding machine and brushless for customer.Our inverter welding machines are used of PWM and soft-switch design can less weight&volume and improve the performance of arc.We manufacture all products according to GB&CE, that are approved by CCC& products are protable welding machine(ZX7-160), high performance welding machine (ZX7-220), amphibious welding machine(IG-250TIG).We had reseached and manufactured brushless motor for many we finished the brushless motor for sewing had been applied to some sewing machines.After be used, the power is saved more than 60%.And it resolved some weak point of  old type motors, like as low life, low efficiency and needing change carbon brush is a great innovation in sewing medicine. We respone to green world and saving energy to research our are praised by our customers.We seriously excute our goallet you touch charm of saving energy.We will provide more some products with high efficiecy and saving energy in the future.