diff --git a/dxhy-erp/src/main/java/com/dxhy/erp/controller/SDNYMainProcessController.java b/dxhy-erp/src/main/java/com/dxhy/erp/controller/SDNYMainProcessController.java
index 77a3d2cf..c0e1cab9 100644
--- a/dxhy-erp/src/main/java/com/dxhy/erp/controller/SDNYMainProcessController.java
+++ b/dxhy-erp/src/main/java/com/dxhy/erp/controller/SDNYMainProcessController.java
@@ -33,6 +33,7 @@ import org.springframework.web.bind.annotation.*;
 import javax.annotation.Resource;
 import javax.servlet.http.HttpServletRequest;
 import java.math.BigDecimal;
+import java.math.RoundingMode;
 import java.text.ParseException;
 import java.text.SimpleDateFormat;
 import java.util.*;
@@ -843,11 +844,11 @@ public class SDNYMainProcessController extends AbstractController {
                         sapInvoiceDetail.setZSM(getZSM(tax.toString()));
                         BigDecimal tax1 = tax.multiply(new BigDecimal("100"));
                         sapInvoiceDetail.setZTAX(tax1.toString());
-                        if (tax1.toPlainString().indexOf(".")>=3) {
+                        if (tax1.compareTo(new BigDecimal("100")) == 1) {
                             sapInvoiceDetail.setZTAX(snInvoiceDetail.getTaxRate());
-                        }else if (tax1.toPlainString().length()-tax1.toPlainString().indexOf(".")>3){
-                            String substring = tax1.toPlainString().substring(0, tax1.toPlainString().indexOf(".") + 3);
-                            sapInvoiceDetail.setZTAX(substring);
+                        }else if (tax1.scale() > 2){
+                            BigDecimal substring = tax1.setScale(2, RoundingMode.FLOOR);
+                            sapInvoiceDetail.setZTAX(substring.toPlainString());
                         }
 
                     }
@@ -910,7 +911,7 @@ public class SDNYMainProcessController extends AbstractController {
         if (taxRate != null && !taxRate.contains("%")) {
             BigDecimal bigDecimal = new BigDecimal(taxRate);
             BigDecimal multiply = bigDecimal.multiply(new BigDecimal("100"));
-            info.setZTAX(multiply.toString());
+            info.setZTAX(multiply.toPlainString());
             info.setZSM(getZSM(taxRate));
         }
         if (taxRate != null && taxRate.contains("%")) {
@@ -923,13 +924,12 @@ public class SDNYMainProcessController extends AbstractController {
             info.setZSM(getZSM(divide.toString()));
         }
         if (taxRate != null && taxRate.contains(".") && !taxRate.contains("%")) {
-            if (taxRate.length() > 4) {
-                taxRate = taxRate.substring(0, 4);
-                BigDecimal tax = new BigDecimal(taxRate);
-                info.setZSM(getZSM(tax.toString()));
-                BigDecimal tax1 = tax.multiply(new BigDecimal("100"));
-                info.setZTAX(tax1.toString());
-            }
+
+            BigDecimal tax = new BigDecimal(taxRate);
+            info.setZSM(getZSM(tax.toPlainString()));
+            BigDecimal tax1 = tax.multiply(new BigDecimal("100"));
+            info.setZTAX(tax1.setScale(2,RoundingMode.FLOOR).toPlainString());
+
         }
         if (taxRate != null && "0".equals(taxRate)) {
             info.setZTAX("0.00");