Unverified50% confidenceFactExact time
卡组织（如 Visa、Mastercard）设定的退款率（chargeback rate）阈值通常为 1%，超过该阈值可能导致商户账户被冻结
1
Sources
50%
Confidence
Long-term
Relevance
8/28/2026
First Seen
Sources
PaymentKit：多支付商路由账单平台，支付商宕机也能持续收款
Related Entities
Cite This Claim
Stable URI
https://kongchang.com/claim/813545API
curl https://kongchang.com/api/v1/knowledge/claims/813545MCP
get_claim(id=813545)