Hi JishaopengCC: Hunter san, 1.【Problem Description】:The color of samples provided this time is different from the color of your existing productsHECT Comment:Correct me if I am wrong, do you mean that this sample 3000EA process-surface grinding method is different from existing product, or some lot (product hold in HECT.· If NO, it means using the same production method, and why too many color variations, which are the appearance limit control?, When this 300EA produced, and when these existing lots in Harmony produced?· If YES, how this material sent to HECT without sending any PCN notification?2. 【Reason explanation】:HECT Comment: Thank you for the cause explanation, but WHY “the products supplied to your company appear inconsistent in color”? 3【Follow-up management and control】:Regarding the color of the products shipped to the Thai factory in the future, we want to use the 3000EA sample sent this time as the standard sample for control.HECT Comment: How to guarantee that this sample 3000EA material is stable and on next future shipment as the PCN system is not clearly follow or implement.. Hunter san,Please check if there is any disposition action or how to support this problem. Regards,