Lang shengdi automotive film warranty inquiries → Previous
Quality assurance that
1. Lang shengdi official quality assurance policy is only limited to lang shengdi vehicle film brand quality assurance inspection, where product information is inconsistent with the query results are not eligible for zhengxiang official quality assurance services;
2. In order to fully protect your legitimate rights and interests, please be sure to ask honghu company or its official authorized agent for your warranty number afte
3. The warranty information can be inquired 5 ~ 7 working days after the product installation. If you have any questions, please contact the customer service of zhengxiang（National service hotline: 4008086108）.
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