First of all, I would like to report that we have duly received the defective products you returned for our inspection on May 20th Regaring the issues you reported, after our further investigation, the root cause has been confirmed to the the connector coil (请确认贵公司的产品专业用语)

We sincerely apologize for the inconveniences caused Kindly let us know the exact quantity ofthe defective units and we will arrange the shipping forwader to collect them Also the credit note will be followed accordingly

In order to prevent the same issue from happening, you can be assured that we have changed the vendor for such materials and we will certainly take care of the product quality

Last but not the least, being a long term partner, you have got our rock bottom price I apologize for not being able to offer you further discount, but, again, you are guaranteed to have the best possible delivies and quality from our side

Thank you and Best regards,