diff --git a/blade-service/blade-transport/src/main/java/org/springblade/transport/service/impl/PaymentApplicationServiceImpl.java b/blade-service/blade-transport/src/main/java/org/springblade/transport/service/impl/PaymentApplicationServiceImpl.java
index e73d3806..6650afd0 100644
--- a/blade-service/blade-transport/src/main/java/org/springblade/transport/service/impl/PaymentApplicationServiceImpl.java
+++ b/blade-service/blade-transport/src/main/java/org/springblade/transport/service/impl/PaymentApplicationServiceImpl.java
@@ -1600,42 +1600,73 @@ public class PaymentApplicationServiceImpl extends BaseServiceImpl<PaymentApplic
 	private void syncPreSettlementAdvance(PaymentApplication entity, String billStatus, BigDecimal paidAmount) {
 		if (entity.getPreSettlementId() == null) return;
 		if (!List.of("progress_advance", "settlement_payment").contains(entity.getPaymentType())) return;
+		// 多选预结算单时单据上仅存第一张预结算，全部选中单据在关联表：按关联行逐单回填预付信息，
+		// 已付金额按关联行申请金额分摊（与 syncFormalSettlementPayments 同口径）；单选无关联行，回退单据上的预结算与申请全额
+		List<PaymentApplicationSettlement> relations = settlementRelationMapper.selectList(
+			Wrappers.<PaymentApplicationSettlement>lambdaQuery()
+				.eq(PaymentApplicationSettlement::getPaymentApplicationId, entity.getId())
+				.isNotNull(PaymentApplicationSettlement::getPreSettlementId)
+				.eq(PaymentApplicationSettlement::getIsDeleted, 0));
+		if (relations.isEmpty()) {
+			PaymentApplicationSettlement single = new PaymentApplicationSettlement();
+			single.setPreSettlementId(entity.getPreSettlementId());
+			single.setAppliedAmount(entity.getAppliedAmount());
+			relations = List.of(single);
+		}
+		BigDecimal remainingPaid = money(paidAmount);
+		for (int index = 0; index < relations.size(); index++) {
+			PaymentApplicationSettlement relation = relations.get(index);
+			BigDecimal paid = index == relations.size() - 1 ? remainingPaid
+				: money(relation.getAppliedAmount()).min(remainingPaid);
+			remainingPaid = remainingPaid.subtract(paid);
+			relation.setPaidAmount(paid);
+			syncOnePreSettlementAdvance(entity, relation, billStatus);
+		}
+	}
+
+	/**
+	 * 按预结算单逐单建档/更新预付记录：金蝶付款申请单生成成功（synced）即回显预付信息，付款完成回写（paid）更新为已付款
+	 *
+	 * @param relation 预结算关联行，携带预结算单id、申请金额与本次分摊的已付金额
+	 */
+	private void syncOnePreSettlementAdvance(PaymentApplication entity, PaymentApplicationSettlement relation, String billStatus) {
+		Long preSettlementId = relation.getPreSettlementId();
 		PreSettlementAdvance advance = preSettlementAdvanceMapper.selectList(
 			Wrappers.<PreSettlementAdvance>lambdaQuery()
-				.eq(PreSettlementAdvance::getPreSettlementId, entity.getPreSettlementId())
+				.eq(PreSettlementAdvance::getPreSettlementId, preSettlementId)
 				.eq(PreSettlementAdvance::getIsDeleted, 0)
 				.ne(PreSettlementAdvance::getBillStatus, TransportBusiConstant.VOIDED)
 				.eq(PreSettlementAdvance::getAdvanceNo, entity.getPaymentNo())
 				.last("limit 1")).stream().findFirst().orElse(null);
 		if (advance == null) {
 			advance = preSettlementAdvanceMapper.selectList(Wrappers.<PreSettlementAdvance>lambdaQuery()
-				.eq(PreSettlementAdvance::getPreSettlementId, entity.getPreSettlementId())
+				.eq(PreSettlementAdvance::getPreSettlementId, preSettlementId)
 				.eq(PreSettlementAdvance::getIsDeleted, 0)
 				.ne(PreSettlementAdvance::getBillStatus, TransportBusiConstant.VOIDED)
 				.eq(PreSettlementAdvance::getPaidAmount, BigDecimal.ZERO)
-				.eq(PreSettlementAdvance::getAppliedAmount, money(entity.getAppliedAmount()))
+				.eq(PreSettlementAdvance::getAppliedAmount, money(relation.getAppliedAmount()))
 				.orderByDesc(PreSettlementAdvance::getCreateTime).last("limit 1")).stream().findFirst().orElse(null);
 		}
 		if (advance == null) {
 			advance = new PreSettlementAdvance();
-			advance.setPreSettlementId(entity.getPreSettlementId());
+			advance.setPreSettlementId(preSettlementId);
 			advance.setAdvanceNo(entity.getPaymentNo());
-			advance.setAppliedAmount(money(entity.getAppliedAmount()));
+			advance.setAppliedAmount(money(relation.getAppliedAmount()));
 		}
-		advance.setPaidAmount(paidAmount);
+		advance.setPaidAmount(money(relation.getPaidAmount()));
 		advance.setBillStatus(billStatus);
 		advance.setKingdeeAdvanceNo(entity.getKingdeeBillNo());
 		if (advance.getId() == null) preSettlementAdvanceMapper.insert(advance);
 		else preSettlementAdvanceMapper.updateById(advance);
-		refreshPreSettlementAdvanceSummary(entity.getPreSettlementId());
+		refreshPreSettlementAdvanceSummary(preSettlementId);
 		formalSettlementSourceMapper.selectList(Wrappers.<FormalSettlementSource>lambdaQuery()
-			.eq(FormalSettlementSource::getPreSettlementId, entity.getPreSettlementId())
+			.eq(FormalSettlementSource::getPreSettlementId, preSettlementId)
 			.eq(FormalSettlementSource::getIsDeleted, 0)).forEach(source -> {
-			source.setAdvanceAppliedAmount(findPreSettlementApplied(entity.getPreSettlementId()));
-			source.setAdvancePaidAmount(findPreSettlementPaid(entity.getPreSettlementId()));
+			source.setAdvanceAppliedAmount(findPreSettlementApplied(preSettlementId));
+			source.setAdvancePaidAmount(findPreSettlementPaid(preSettlementId));
 			formalSettlementSourceMapper.updateById(source);
 		});
-		formalSettlementService.refreshPaymentSummariesForPreSettlement(entity.getPreSettlementId());
+		formalSettlementService.refreshPaymentSummariesForPreSettlement(preSettlementId);
 	}
 
 	/**
@@ -1645,13 +1676,21 @@ public class PaymentApplicationServiceImpl extends BaseServiceImpl<PaymentApplic
 	private void voidPreSettlementAdvance(PaymentApplication entity) {
 		if (entity.getPreSettlementId() == null) return;
 		if (!List.of("progress_advance", "settlement_payment").contains(entity.getPaymentType())) return;
+		// 多选预结算单的预付记录按关联行逐单作废；单选回退单据上的预结算
+		List<Long> preSettlementIds = new ArrayList<>(List.of(entity.getPreSettlementId()));
+		settlementRelationMapper.selectList(Wrappers.<PaymentApplicationSettlement>lambdaQuery()
+				.eq(PaymentApplicationSettlement::getPaymentApplicationId, entity.getId())
+				.isNotNull(PaymentApplicationSettlement::getPreSettlementId)
+				.eq(PaymentApplicationSettlement::getIsDeleted, 0))
+			.stream().map(PaymentApplicationSettlement::getPreSettlementId).filter(Objects::nonNull).distinct()
+			.forEach(preSettlementIds::add);
 		preSettlementAdvanceMapper.update(null, Wrappers.<PreSettlementAdvance>lambdaUpdate()
-			.eq(PreSettlementAdvance::getPreSettlementId, entity.getPreSettlementId())
+			.in(PreSettlementAdvance::getPreSettlementId, preSettlementIds)
 			.eq(PreSettlementAdvance::getAdvanceNo, entity.getPaymentNo())
 			.eq(PreSettlementAdvance::getIsDeleted, 0)
 			.ne(PreSettlementAdvance::getBillStatus, "paid")
 			.set(PreSettlementAdvance::getBillStatus, TransportBusiConstant.VOIDED));
-		refreshPreSettlementAdvanceSummary(entity.getPreSettlementId());
+		preSettlementIds.forEach(this::refreshPreSettlementAdvanceSummary);
 	}
 
 	private BigDecimal findPreSettlementPaid(Long preSettlementId) {