The Pre-Shipment Inspection (PSI) is one of many types of quality control inspections conducted by SUMBAO Lighting. This inspection is done according to standard QC Test, or based upon customer requirements. Samples are selected and inspected for defects at random, according to these standards and procedures. For us, Pre-Shipment Inspection is an important step in the quality control process and is the method for checking the quality of led shop light before they are shipped. .
Dongguan SUMBAO Lighting Technology Co. Ltd is among the most recessed adjustable spotlights enterprise today. has a full range of products. And the following are various products of series. Empowered by advanced infrastructure and dedicated workforce, our firm is occupied with bringing forth optimum grade v in the market arena. 13 Years Experience in Professional Commercial LED Manufacturer. . we offer these products in different grades and qualities so that they can serve all purposes and requirements.
SUMBAO offers the most complete range ever concerning sizes, material, shapes etc., to meet all types of applications. expects to be your trustworthy supplier.