Unverified88% confidenceDecision RuleTime unknown
国行正品保修卡应带有防伪码/刮开涂层验证区，可通过官方短信或400电话验真；无防伪验证功能的保修卡多为水货或翻新机配货，全国联保无法生效
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88%
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Long-term
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