速缝先生实施“签单质保”“一户一保”，在 美缝验收完成后继续承担最高二十年的售后质 保服务（黄变、开裂、脱落）等。
Mr. sufor implements "Signature Quality Assurance" and "One Household, One Warranty", and continues to provide after-sales quality assurance services for up to years after the completion of the beautiful seam acceptance (yellowing, cracking, falling off), etc.
