diff --git a/src/main/java/com/gaotao/modules/po/service/impl/PoServiceImpl.java b/src/main/java/com/gaotao/modules/po/service/impl/PoServiceImpl.java
index ea5951a..6d1cef5 100644
--- a/src/main/java/com/gaotao/modules/po/service/impl/PoServiceImpl.java
+++ b/src/main/java/com/gaotao/modules/po/service/impl/PoServiceImpl.java
@@ -746,7 +746,7 @@ public class PoServiceImpl extends ServiceImpl<PoMapper, PurchaseOrder> implemen
             poReceiptDetail.setSupplierBatchNo(inData.getSupplierBatchNo());
             poReceiptDetail.setWdr(inData.getWdr() != null ? inData.getWdr() : "*");
             // width 和length是根据料号判断的，如果料号带尾缀，比如70001234-0250，
-            // 那么width就是250，如果不带尾缀且单位不是kg，width就是1000
+            // 那么width就是250，如果不带尾缀且单位不是kg，width就是从batchNo的最后一段获取
             String partNo = inData.getPartNo();
             if (partNo != null && partNo.contains("-")) {
                 String[] parts = partNo.split("-");
@@ -755,13 +755,35 @@ public class PoServiceImpl extends ServiceImpl<PoMapper, PurchaseOrder> implemen
                     int widthVal = Integer.parseInt(suffix);
                     poReceiptDetail.setWidth(BigDecimal.valueOf(widthVal));
                 } catch (NumberFormatException e) {
-                    poReceiptDetail.setWidth(null); // 默认1000
+                    poReceiptDetail.setWidth(null);
+                }
+            } else {
+                // 不带尾缀的料号
+                if (inData.getPurchaseUOM() != null &&
+                        !inData.getPurchaseUOM().equalsIgnoreCase("KG") &&
+                        !inData.getPurchaseUOM().equalsIgnoreCase("kg")) {
+                    // 从batchNo的最后一段获取width，例如：1347654-1-4-3-500 -> 500
+                    String batchNo = inData.getBatchNo();
+                    if (batchNo != null && batchNo.contains("-")) {
+                        String[] batchParts = batchNo.split("-");
+                        String lastPart = batchParts[batchParts.length - 1];
+                        try {
+                            int widthVal = Integer.parseInt(lastPart);
+                            poReceiptDetail.setWidth(BigDecimal.valueOf(widthVal));
+                        } catch (NumberFormatException e) {
+                            poReceiptDetail.setWidth(BigDecimal.valueOf(1000)); // 解析失败时默认1000
+                        }
+                    } else {
+                        poReceiptDetail.setWidth(BigDecimal.valueOf(1000)); // 没有批次号时默认1000
+                    }
+                } else {
+                    poReceiptDetail.setWidth(null);
                 }
             }
             // length就是数量除以width再乘以1000
             if (poReceiptDetail.getWidth() != null && poReceiptDetail.getWidth().compareTo(BigDecimal.ZERO) > 0) {
                 BigDecimal length = inData.getTransQty()
-                        .divide(poReceiptDetail.getWidth(), 2, RoundingMode.HALF_UP)
+                        .divide(poReceiptDetail.getWidth(), 6, RoundingMode.HALF_UP)
                         .multiply(BigDecimal.valueOf(1000));
                 poReceiptDetail.setLength(length);
             } else {