中国银行三门峡分行被罚40万元：票据业务审查不严，贴现资金回流出票人或保证金来源方

Group 1 - The core point of the article is that China Bank's Sanmenxia branch was fined 400,000 yuan due to inadequate scrutiny in its bill business, specifically related to the return of discount funds to the issuer or guarantor [1][2] Group 2 - The administrative penalty was issued by the National Financial Supervision Administration's Sanmenxia Regulatory Bureau [1][2] - The violation involved the improper review of bill business, leading to the return of discount funds [1][2]