Quality Control

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

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.


Raw Material Check Raw Material Check
Production Process

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.

Production Process Production Process
Finished Product Test

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.

Finished Product Test Finished Product Test



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If you have any product inquiries or seek for technical support and after-service support, please feel free to contact SOKOYO.