diff --git a/leopard-server/src/main/java/com/lanyuanxiaoyao/leopard/server/helper/NumberHelper.java b/leopard-server/src/main/java/com/lanyuanxiaoyao/leopard/server/helper/NumberHelper.java
new file mode 100644
index 0000000..db6dde8
--- /dev/null
+++ b/leopard-server/src/main/java/com/lanyuanxiaoyao/leopard/server/helper/NumberHelper.java
@@ -0,0 +1,32 @@
+package com.lanyuanxiaoyao.leopard.server.helper;
+
+import cn.hutool.core.util.ObjectUtil;
+import cn.hutool.core.util.StrUtil;
+import java.util.function.Function;
+
+/**
+ * @author lanyuanxiaoyao
+ * @version 20250912
+ */
+public class NumberHelper {
+  public static final String FINANCE_NULL_DOUBLE = "/";
+
+  public static String formatFinanceDouble(Double value) {
+    if (ObjectUtil.isNull(value)) {
+      return FINANCE_NULL_DOUBLE;
+    }
+    return value.toString();
+  }
+
+  public static Double parseDouble(String value) {
+    if (StrUtil.isBlank(value)) {
+      return null;
+    }
+    return Double.parseDouble(value);
+  }
+
+  public static Double parseDouble(String value, Function<Double, Double> ifSuccess) {
+    var result = parseDouble(value);
+    return ObjectUtil.isNull(result) ? null : ifSuccess.apply(result);
+  }
+}
diff --git a/leopard-server/src/main/java/com/lanyuanxiaoyao/leopard/server/service/task/UpdateFinanceNode.java b/leopard-server/src/main/java/com/lanyuanxiaoyao/leopard/server/service/task/UpdateFinanceNode.java
index df1380a..6706b0e 100644
--- a/leopard-server/src/main/java/com/lanyuanxiaoyao/leopard/server/service/task/UpdateFinanceNode.java
+++ b/leopard-server/src/main/java/com/lanyuanxiaoyao/leopard/server/service/task/UpdateFinanceNode.java
@@ -1,6 +1,5 @@
 package com.lanyuanxiaoyao.leopard.server.service.task;
 
-import cn.hutool.core.util.NumberUtil;
 import com.lanyuanxiaoyao.leopard.core.entity.BalanceSheet;
 import com.lanyuanxiaoyao.leopard.core.entity.CashFlow;
 import com.lanyuanxiaoyao.leopard.core.entity.Income;
@@ -12,6 +11,7 @@ import com.lanyuanxiaoyao.leopard.core.repository.BalanceSheetRepository;
 import com.lanyuanxiaoyao.leopard.core.repository.CashFlowRepository;
 import com.lanyuanxiaoyao.leopard.core.repository.IncomeRepository;
 import com.lanyuanxiaoyao.leopard.core.repository.StockRepository;
+import com.lanyuanxiaoyao.leopard.server.helper.NumberHelper;
 import com.lanyuanxiaoyao.leopard.server.service.TaskService;
 import com.lanyuanxiaoyao.leopard.server.service.TuShareService;
 import com.yomahub.liteflow.annotation.LiteflowComponent;
@@ -64,32 +64,32 @@ public class UpdateFinanceNode extends TaskNodeComponent {
         ).orElse(new Income());
         income.setStock(stock);
         income.setYear(year);
-        income.setBasicEarningsPerShare(NumberUtil.parseDouble(item.get(1), null));
-        income.setDilutedEarningsPerShare(NumberUtil.parseDouble(item.get(2), null));
-        income.setTotalOperatingRevenue(NumberUtil.parseDouble(item.get(3), null));
-        income.setOperatingRevenue(NumberUtil.parseDouble(item.get(4), null));
-        income.setTotalOperatingCost(NumberUtil.parseDouble(item.get(5), null));
-        income.setOperatingCost(NumberUtil.parseDouble(item.get(6), null));
-        income.setSellingExpense(NumberUtil.parseDouble(item.get(7), null));
-        income.setAdministrativeExpense(NumberUtil.parseDouble(item.get(8), null));
-        income.setFinancialExpense(NumberUtil.parseDouble(item.get(9), null));
-        income.setOperatingExpense(NumberUtil.parseDouble(item.get(10), null));
-        income.setOperatingProfit(NumberUtil.parseDouble(item.get(11), null));
-        income.setAddNonOperatingIncome(NumberUtil.parseDouble(item.get(12), null));
-        income.setLessNonOperatingExpense(NumberUtil.parseDouble(item.get(13), null));
-        income.setTotalProfit(NumberUtil.parseDouble(item.get(14), null));
-        income.setIncomeTaxExpense(NumberUtil.parseDouble(item.get(15), null));
-        income.setNetProfitIncludingMinorityInterest(NumberUtil.parseDouble(item.get(16), null));
-        income.setNetProfitExcludingMinorityInterest(NumberUtil.parseDouble(item.get(17), null));
-        income.setComprehensiveIncomeAttributableToParent(NumberUtil.parseDouble(item.get(18), null));
-        income.setComprehensiveIncomeAttributableToMinorityShareholders(NumberUtil.parseDouble(item.get(19), null));
-        income.setEarningsBeforeInterestAndTax(NumberUtil.parseDouble(item.get(20), null));
-        income.setBeginningUndistributedProfit(NumberUtil.parseDouble(item.get(21), null));
-        income.setDistributableProfit(NumberUtil.parseDouble(item.get(22), null));
-        income.setResearchAndDevelopmentExpense(NumberUtil.parseDouble(item.get(23), null));
-        income.setFinancialExpenseInterestExpense(NumberUtil.parseDouble(item.get(24), null));
-        income.setNetProfitFromContinuingOperations(NumberUtil.parseDouble(item.get(25), null));
-        income.setNetProfitFromDiscontinuedOperations(NumberUtil.parseDouble(item.get(26), null));
+        income.setBasicEarningsPerShare(NumberHelper.parseDouble(item.get(1)));
+        income.setDilutedEarningsPerShare(NumberHelper.parseDouble(item.get(2)));
+        income.setTotalOperatingRevenue(NumberHelper.parseDouble(item.get(3)));
+        income.setOperatingRevenue(NumberHelper.parseDouble(item.get(4)));
+        income.setTotalOperatingCost(NumberHelper.parseDouble(item.get(5)));
+        income.setOperatingCost(NumberHelper.parseDouble(item.get(6)));
+        income.setSellingExpense(NumberHelper.parseDouble(item.get(7)));
+        income.setAdministrativeExpense(NumberHelper.parseDouble(item.get(8)));
+        income.setFinancialExpense(NumberHelper.parseDouble(item.get(9)));
+        income.setOperatingExpense(NumberHelper.parseDouble(item.get(10)));
+        income.setOperatingProfit(NumberHelper.parseDouble(item.get(11)));
+        income.setAddNonOperatingIncome(NumberHelper.parseDouble(item.get(12)));
+        income.setLessNonOperatingExpense(NumberHelper.parseDouble(item.get(13)));
+        income.setTotalProfit(NumberHelper.parseDouble(item.get(14)));
+        income.setIncomeTaxExpense(NumberHelper.parseDouble(item.get(15)));
+        income.setNetProfitIncludingMinorityInterest(NumberHelper.parseDouble(item.get(16)));
+        income.setNetProfitExcludingMinorityInterest(NumberHelper.parseDouble(item.get(17)));
+        income.setComprehensiveIncomeAttributableToParent(NumberHelper.parseDouble(item.get(18)));
+        income.setComprehensiveIncomeAttributableToMinorityShareholders(NumberHelper.parseDouble(item.get(19)));
+        income.setEarningsBeforeInterestAndTax(NumberHelper.parseDouble(item.get(20)));
+        income.setBeginningUndistributedProfit(NumberHelper.parseDouble(item.get(21)));
+        income.setDistributableProfit(NumberHelper.parseDouble(item.get(22)));
+        income.setResearchAndDevelopmentExpense(NumberHelper.parseDouble(item.get(23)));
+        income.setFinancialExpenseInterestExpense(NumberHelper.parseDouble(item.get(24)));
+        income.setNetProfitFromContinuingOperations(NumberHelper.parseDouble(item.get(25)));
+        income.setNetProfitFromDiscontinuedOperations(NumberHelper.parseDouble(item.get(26)));
         incomeRepository.save(income);
       }
 
@@ -106,36 +106,36 @@ public class UpdateFinanceNode extends TaskNodeComponent {
         ).orElse(new BalanceSheet());
         balanceSheet.setStock(stock);
         balanceSheet.setYear(year);
-        balanceSheet.setEndingTotalShares(NumberUtil.parseDouble(item.get(1), null));
-        balanceSheet.setCapitalSurplus(NumberUtil.parseDouble(item.get(2), null));
-        balanceSheet.setUndistributedProfit(NumberUtil.parseDouble(item.get(3), null));
-        balanceSheet.setMonetaryFunds(NumberUtil.parseDouble(item.get(4), null));
-        balanceSheet.setAccountsReceivable(NumberUtil.parseDouble(item.get(5), null));
-        balanceSheet.setInventories(NumberUtil.parseDouble(item.get(6), null));
-        balanceSheet.setTotalCurrentAssets(NumberUtil.parseDouble(item.get(7), null));
-        balanceSheet.setLongTermEquityInvestments(NumberUtil.parseDouble(item.get(8), null));
-        balanceSheet.setLongTermReceivables(NumberUtil.parseDouble(item.get(9), null));
-        balanceSheet.setFixedAssets(NumberUtil.parseDouble(item.get(10), null));
-        balanceSheet.setResearchAndDevelopmentExpenditures(NumberUtil.parseDouble(item.get(11), null));
-        balanceSheet.setGoodwill(NumberUtil.parseDouble(item.get(12), null));
-        balanceSheet.setTotalNonCurrentAssets(NumberUtil.parseDouble(item.get(13), null));
-        balanceSheet.setTotalAssets(NumberUtil.parseDouble(item.get(14), null));
-        balanceSheet.setLongTermBorrowings(NumberUtil.parseDouble(item.get(15), null));
-        balanceSheet.setShortTermBorrowings(NumberUtil.parseDouble(item.get(16), null));
-        balanceSheet.setAccountsPayable(NumberUtil.parseDouble(item.get(17), null));
-        balanceSheet.setAdvancesReceived(NumberUtil.parseDouble(item.get(18), null));
-        balanceSheet.setTotalCurrentLiabilities(NumberUtil.parseDouble(item.get(19), null));
-        balanceSheet.setTotalNonCurrentLiabilities(NumberUtil.parseDouble(item.get(20), null));
-        balanceSheet.setTotalLiabilities(NumberUtil.parseDouble(item.get(21), null));
-        balanceSheet.setTotalShareholdersEquityExcludingMinorityInterest(NumberUtil.parseDouble(item.get(22), null));
-        balanceSheet.setTotalShareholdersEquityIncludingMinorityInterest(NumberUtil.parseDouble(item.get(23), null));
-        balanceSheet.setTotalLiabilitiesAndShareholdersEquity(NumberUtil.parseDouble(item.get(24), null));
-        balanceSheet.setAccountsReceivable(NumberUtil.parseDouble(item.get(25), null));
-        balanceSheet.setPayables(NumberUtil.parseDouble(item.get(26), null));
-        balanceSheet.setNotesAndAccountsReceivable(NumberUtil.parseDouble(item.get(27), null));
-        balanceSheet.setNotesAndAccountsPayable(NumberUtil.parseDouble(item.get(28), null));
-        balanceSheet.setOtherReceivablesTotal(NumberUtil.parseDouble(item.get(29), null));
-        balanceSheet.setFixedAssetsTotal(NumberUtil.parseDouble(item.get(30), null));
+        balanceSheet.setEndingTotalShares(NumberHelper.parseDouble(item.get(1)));
+        balanceSheet.setCapitalSurplus(NumberHelper.parseDouble(item.get(2)));
+        balanceSheet.setUndistributedProfit(NumberHelper.parseDouble(item.get(3)));
+        balanceSheet.setMonetaryFunds(NumberHelper.parseDouble(item.get(4)));
+        balanceSheet.setAccountsReceivable(NumberHelper.parseDouble(item.get(5)));
+        balanceSheet.setInventories(NumberHelper.parseDouble(item.get(6)));
+        balanceSheet.setTotalCurrentAssets(NumberHelper.parseDouble(item.get(7)));
+        balanceSheet.setLongTermEquityInvestments(NumberHelper.parseDouble(item.get(8)));
+        balanceSheet.setLongTermReceivables(NumberHelper.parseDouble(item.get(9)));
+        balanceSheet.setFixedAssets(NumberHelper.parseDouble(item.get(10)));
+        balanceSheet.setResearchAndDevelopmentExpenditures(NumberHelper.parseDouble(item.get(11)));
+        balanceSheet.setGoodwill(NumberHelper.parseDouble(item.get(12)));
+        balanceSheet.setTotalNonCurrentAssets(NumberHelper.parseDouble(item.get(13)));
+        balanceSheet.setTotalAssets(NumberHelper.parseDouble(item.get(14)));
+        balanceSheet.setLongTermBorrowings(NumberHelper.parseDouble(item.get(15)));
+        balanceSheet.setShortTermBorrowings(NumberHelper.parseDouble(item.get(16)));
+        balanceSheet.setAccountsPayable(NumberHelper.parseDouble(item.get(17)));
+        balanceSheet.setAdvancesReceived(NumberHelper.parseDouble(item.get(18)));
+        balanceSheet.setTotalCurrentLiabilities(NumberHelper.parseDouble(item.get(19)));
+        balanceSheet.setTotalNonCurrentLiabilities(NumberHelper.parseDouble(item.get(20)));
+        balanceSheet.setTotalLiabilities(NumberHelper.parseDouble(item.get(21)));
+        balanceSheet.setTotalShareholdersEquityExcludingMinorityInterest(NumberHelper.parseDouble(item.get(22)));
+        balanceSheet.setTotalShareholdersEquityIncludingMinorityInterest(NumberHelper.parseDouble(item.get(23)));
+        balanceSheet.setTotalLiabilitiesAndShareholdersEquity(NumberHelper.parseDouble(item.get(24)));
+        balanceSheet.setAccountsReceivable(NumberHelper.parseDouble(item.get(25)));
+        balanceSheet.setPayables(NumberHelper.parseDouble(item.get(26)));
+        balanceSheet.setNotesAndAccountsReceivable(NumberHelper.parseDouble(item.get(27)));
+        balanceSheet.setNotesAndAccountsPayable(NumberHelper.parseDouble(item.get(28)));
+        balanceSheet.setOtherReceivablesTotal(NumberHelper.parseDouble(item.get(29)));
+        balanceSheet.setFixedAssetsTotal(NumberHelper.parseDouble(item.get(30)));
         balanceSheetRepository.save(balanceSheet);
       }
 
@@ -150,21 +150,21 @@ public class UpdateFinanceNode extends TaskNodeComponent {
           QCashFlow.cashFlow.year.eq(year)
             .and(QCashFlow.cashFlow.stock.code.eq(stock.getCode()))
         ).orElse(new CashFlow());
-        NumberUtil.parseDouble(item.get(1), null);
+        NumberHelper.parseDouble(item.get(1));
         cashFlow.setStock(stock);
         cashFlow.setYear(year);
-        cashFlow.setNetProfit(NumberUtil.parseDouble(item.get(1), null));
-        cashFlow.setFinancialExpense(NumberUtil.parseDouble(item.get(2), null));
-        cashFlow.setCashReceivedFromSalesAndServices(NumberUtil.parseDouble(item.get(3), null));
-        cashFlow.setSubtotalOfCashInflowsFromOperatingActivities(NumberUtil.parseDouble(item.get(4), null));
-        cashFlow.setCashPaidToAndForEmployees(NumberUtil.parseDouble(item.get(5), null));
-        cashFlow.setCashPaidForVariousTaxes(NumberUtil.parseDouble(item.get(6), null));
-        cashFlow.setNetCashFlowFromOperatingActivities(NumberUtil.parseDouble(item.get(7), null));
-        cashFlow.setSubtotalOfCashInflowsFromInvestingActivities(NumberUtil.parseDouble(item.get(8), null));
-        cashFlow.setCashPaidForLongTermAssets(NumberUtil.parseDouble(item.get(9), null));
-        cashFlow.setSubtotalOfCashOutflowsFromInvestingActivities(NumberUtil.parseDouble(item.get(10), null));
-        cashFlow.setSubtotalOfCashOutflowsFromFinancingActivities(NumberUtil.parseDouble(item.get(11), null));
-        cashFlow.setBeginningBalanceOfCashAndCashEquivalents(NumberUtil.parseDouble(item.get(12), null));
+        cashFlow.setNetProfit(NumberHelper.parseDouble(item.get(1)));
+        cashFlow.setFinancialExpense(NumberHelper.parseDouble(item.get(2)));
+        cashFlow.setCashReceivedFromSalesAndServices(NumberHelper.parseDouble(item.get(3)));
+        cashFlow.setSubtotalOfCashInflowsFromOperatingActivities(NumberHelper.parseDouble(item.get(4)));
+        cashFlow.setCashPaidToAndForEmployees(NumberHelper.parseDouble(item.get(5)));
+        cashFlow.setCashPaidForVariousTaxes(NumberHelper.parseDouble(item.get(6)));
+        cashFlow.setNetCashFlowFromOperatingActivities(NumberHelper.parseDouble(item.get(7)));
+        cashFlow.setSubtotalOfCashInflowsFromInvestingActivities(NumberHelper.parseDouble(item.get(8)));
+        cashFlow.setCashPaidForLongTermAssets(NumberHelper.parseDouble(item.get(9)));
+        cashFlow.setSubtotalOfCashOutflowsFromInvestingActivities(NumberHelper.parseDouble(item.get(10)));
+        cashFlow.setSubtotalOfCashOutflowsFromFinancingActivities(NumberHelper.parseDouble(item.get(11)));
+        cashFlow.setBeginningBalanceOfCashAndCashEquivalents(NumberHelper.parseDouble(item.get(12)));
         cashFlowRepository.save(cashFlow);
       }