[KongchangAI]
Unverified82% confidenceDecision RuleTime unknown

高铁退改无忧服务受铁路12306规则约束,开车前48小时以上退票本身免费,因此高铁退改险的实际价值集中在'开车前48小时内至开车前'的5%-20%阶梯手续费补偿,48小时外购买该服务性价比极低

1
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82%
Confidence
Long-term
Relevance
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Stable URI
https://kongchang.com/claim/130049
API
curl https://kongchang.com/api/v1/knowledge/claims/130049
MCP
get_claim(id=130049)