diff --git a/dao/om/implments/SerialOrder.dao.impl.go b/dao/om/implments/SerialOrder.dao.impl.go
index daea90b..9bbcccd 100644
--- a/dao/om/implments/SerialOrder.dao.impl.go
+++ b/dao/om/implments/SerialOrder.dao.impl.go
@@ -512,7 +512,7 @@ func (impl *SerialOrderDAOImplement) SelectOrderByResource(resourceId string, st
 		if err != nil {
 			return grmi.EmptyPagingResult, err
 		}
-		orderBy := " order by " + meta.SerialOrder_PlantNr.ColumnName + ", " + meta.SerialOrder_SchedKey.ColumnName
+		orderBy := " order by " + meta.SerialOrder_PlantNr.ColumnName + ", " + meta.SerialOrder_SchedKey.ColumnName + ", " + meta.SerialOrder_OrderType.ColumnName + " desc"
 		data := make([]model.VOmSerialorder, 0, 10)
 		parameters = append(parameters, (pageNumber-1)*pageSize, pageSize)
 		err = impl.session.Table(impl.meta.TableName).SQL(fmt.Sprintf(" select %s.*, %s.* from "+impl.meta.TableName+joinStr+" where "+where+orderBy+" offset ? row fetch next ? row only",
diff --git a/services/me/implments/Product.service.impl.go b/services/me/implments/Product.service.impl.go
index 889af40..8c50866 100644
--- a/services/me/implments/Product.service.impl.go
+++ b/services/me/implments/Product.service.impl.go
@@ -13,6 +13,7 @@ import (
 	meta "LAPP_ACURA_MOM_BACKEND/meta/me"
 	baseModel "LAPP_ACURA_MOM_BACKEND/models/base"
 	model "LAPP_ACURA_MOM_BACKEND/models/me"
+	"fmt"
 )
 
 /******************************************************************************
@@ -708,6 +709,9 @@ func (impl *ProductServiceImplement) GenerateSnr(user *global.User, productId st
 	if product == nil {
 		return grmi.NewBusinessError("总成不存在")
 	}
+	if product.MachineCode == "" {
+		return grmi.NewBusinessError(fmt.Sprintf("总成%s的机种代码为空", product.ProductId))
+	}
 	snrDao := baseDal.NewSnrDAO(session, user.PlantNr, user.UserId)
 	snr, err := snrDao.SelectOne(conf.DbConfig.StandardSerialOrderSnr)
 	if err != nil {
@@ -717,9 +721,20 @@ func (impl *ProductServiceImplement) GenerateSnr(user *global.User, productId st
 		return grmi.NewBusinessError("标准流水号不存在")
 	}
 	newSnr := snr
-	snrId := productId + "_" + projectId + "_SerialOrderSnr"
-	newSnr.SnrId = snrId
+	snrId := product.MachineCode + "_SerialOrderSnr"
 	product.SerialOrderSnr = snrId
+	existSnr, err := snrDao.SelectOne(snrId)
+	if err != nil {
+		return grmi.NewBusinessError("查询流水号失败, 错误：" + err.Error())
+	}
+	if existSnr != nil {
+		err = dao.UpdateOne(product)
+		if err != nil {
+			return grmi.NewBusinessError("更新总成数据失败, 错误：" + err.Error())
+		}
+		return nil
+	}
+	newSnr.SnrId = snrId
 	if err = session.Begin(); err != nil {
 		return grmi.NewBusinessError("开启事务失败, 错误:" + err.Error())
 	}
@@ -739,6 +754,4 @@ func (impl *ProductServiceImplement) GenerateSnr(user *global.User, productId st
 		return grmi.NewBusinessError("保存流水号失败，错误:" + err.Error())
 	}
 	return nil
-
-
 }
\ No newline at end of file
diff --git a/services/pln/implments/CustOrderLogic.service.impl.go b/services/pln/implments/CustOrderLogic.service.impl.go
index c1da43c..318a8da 100644
--- a/services/pln/implments/CustOrderLogic.service.impl.go
+++ b/services/pln/implments/CustOrderLogic.service.impl.go
@@ -339,6 +339,7 @@ func (impl *CustOrderServiceImplement) AnalysisPlanFromExcel(user *global.User,
 		custOrderWorkLineMap[workLineId] = custOrderLi
 	}
 	endDate = endDate.AddDate(0, 0, 2)
+	startDate = startDate.AddDate(0, 0, -2)
 	for workLineId, custOrderLi := range custOrderWorkLineMap {
 		sortCustOrderLi, err := impl.AutoScheduler(user, session, workLineId, startDate, endDate, custOrderLi)
 		if err != nil {
diff --git a/services/pln/implments/ToyotaCalloff.service.impl.go b/services/pln/implments/ToyotaCalloff.service.impl.go
index 4f03e70..dd0fce4 100644
--- a/services/pln/implments/ToyotaCalloff.service.impl.go
+++ b/services/pln/implments/ToyotaCalloff.service.impl.go
@@ -356,6 +356,36 @@ func (impl *ToyotaCalloffServiceImplement) SelectAndPaging(user *global.User, ur
 		}
 		predicates = append(predicates, p)
 	}
+	_, exist = urlParameters["seqStart"]
+	if exist {
+		seqStart, err := strconv.Atoi(urlParameters["seqStart"])
+		if err != nil {
+			return grmi.EmptyPagingResult, err
+		}
+		p := grmi.Predicate{
+			ColumnName: meta.ToyotaCalloff_CheckSequence.ColumnName,
+			PredicateType: func(predicate grmi.Predicate) (string, error) {
+				return fmt.Sprintf(" and %s >= ?", predicate.ColumnName), nil
+			},
+			Values: []interface{}{seqStart},
+		}
+		predicates = append(predicates, p)
+	}
+	_, exist = urlParameters["seqEnd"]
+	if exist {
+		seqEnd, err := strconv.Atoi(urlParameters["seqEnd"])
+		if err != nil {
+			return grmi.EmptyPagingResult, err
+		}
+		p := grmi.Predicate{
+			ColumnName: meta.ToyotaCalloff_CheckSequence.ColumnName,
+			PredicateType: func(predicate grmi.Predicate) (string, error) {
+				return fmt.Sprintf(" and %s <= ?", predicate.ColumnName), nil
+			},
+			Values: []interface{}{seqEnd},
+		}
+		predicates = append(predicates, p)
+	}
 	dao := dal.NewToyotaCalloffDAO(session, user.PlantNr, user.UserId)
 	condition.Fill(urlParameters)
 	result, err := dao.SelectAndPaging(condition.Paging, predicates, condition.OrderByFields)