1.Quality test of raw material: HSUN Test all raw material quality before producing，all light sources have been done pairing process to make the bestand brightest light source.
2. Assembly line production process: Manufacturing processes-assembly line production, so every HSUN worker always work on same produceprocess,ensure that all our products are produced under the hands of skilled workers,this make HSUN produce at lowestdefect rate and perfect beautiful product appearance.
3. Aging Test: Our workers make aging test on every piece HSUN LED product after finishing produce on half an day,then make datarecord and put the product into stock.
4.Final test and Check the quantity before shipment: Our package workers will make the final test and count the quantity again when packaging, ensure that when our clientsreceive the order, all is good and correct.