Flason Electronic Co. Limited is a manufacturing company in Shenzhen (Guangdong, China) that can supplyindustrial machinery all over the world. Wave soldering machinery are fabricated in-house and number of models of this machine are available, like N200, N250, N350 and more. The principle and function of all models are same. Wave soldering is a process that is carried out during the manufacturing of printed circuit boards by wave soldering machine. An upwelling of solder (metals mixture) caused by the pump in the pan contact with the circuit board, when the components get soldered to the circuit board. The PCBs are then allowed to cool.