diff --git a/frontend/mining-admin-web/src/features/users/components/batch-mining-records-list.tsx b/frontend/mining-admin-web/src/features/users/components/batch-mining-records-list.tsx
index c9deab31..347548b6 100644
--- a/frontend/mining-admin-web/src/features/users/components/batch-mining-records-list.tsx
+++ b/frontend/mining-admin-web/src/features/users/components/batch-mining-records-list.tsx
@@ -88,7 +88,7 @@ export function BatchMiningRecordsList({ accountSequence }: BatchMiningRecordsLi
                     {formatPercent(record.contributionRatio)}
                   </TableCell>
                   <TableCell className="text-right font-mono text-primary font-medium">
-                    +{formatDecimal(record.amount, 8)}
+                    +{formatDecimal(record.amount, 13)}
                   </TableCell>
                   <TableCell className="text-sm text-muted-foreground max-w-[200px] truncate">
                     {record.remark || '-'}
diff --git a/frontend/mining-admin-web/src/features/users/components/mining-records-list.tsx b/frontend/mining-admin-web/src/features/users/components/mining-records-list.tsx
index e864ecd5..21e0e7f7 100644
--- a/frontend/mining-admin-web/src/features/users/components/mining-records-list.tsx
+++ b/frontend/mining-admin-web/src/features/users/components/mining-records-list.tsx
@@ -56,7 +56,7 @@ export function MiningRecordsList({ accountSequence }: MiningRecordsListProps) {
                   <TableCell className="font-mono">{record.distributionMinute}</TableCell>
                   <TableCell className="text-right">{formatPercent(record.contributionRatio)}</TableCell>
                   <TableCell className="text-right font-mono text-primary">
-                    +{formatDecimal(record.shareAmount, 8)}
+                    +{formatDecimal(record.shareAmount, 13)}
                   </TableCell>
                   <TableCell className="text-right font-mono">{formatDecimal(record.priceSnapshot, 8)}</TableCell>
                   <TableCell className="text-sm">{formatDateTime(record.createdAt)}</TableCell>
diff --git a/frontend/mining-app/lib/presentation/pages/profile/batch_mining_records_page.dart b/frontend/mining-app/lib/presentation/pages/profile/batch_mining_records_page.dart
index 37c922de..95ebfd13 100644
--- a/frontend/mining-app/lib/presentation/pages/profile/batch_mining_records_page.dart
+++ b/frontend/mining-app/lib/presentation/pages/profile/batch_mining_records_page.dart
@@ -244,7 +244,7 @@ class _BatchMiningRecordsListPageState extends ConsumerState<BatchMiningRecordsL
                 ],
               ),
               Text(
-                '+${formatAmount(record.amount)}',
+                '+${formatDecimal(record.amount, 13)}',
                 style: const TextStyle(
                   fontSize: 18,
                   fontWeight: FontWeight.bold,