Quality Control
SOKOYO carries out standard inspection and test procedure and follows a very strict quality control process under the guidance of ISO 9001and ISO 14001standard.

Raw Material Check
Choosing reliable assessed suppliers for the raw materials and controlling the quality of incoming materials, our quality inspection team executes sampling inspection for 10% of incoming materials.



Production Process
IN-PROCESS quality audit. Our quality inspection team executes routine inspection for the whole production process over all of our street solar led lights accordingly with the standard operating procedure. Our team are focusing on the quality of critical processes like welding, soldering, LED chip mounting, lamp colour, wiring connections, controller settings, battery test, labels, carton box print, and some other special requirements listed in the SOP.



Finished Product Test
Pre-shipment testing. With more than 10 years of working experience, SOKOYO's experienced quality inspectors inspect 10% of the mass production according to the production sheets and the acceptable quality level required by the customer. Then the QC team of the ready-made products will check the quantities, packaging standards, labelling, safety of loading the goods and take photos before delivery. As a professional solar LED light manufacturer in China, SOKOYO offers solar and LED lights with consistently high quality.

