diff --git a/server/marketserver/api/v1/asset/asset.go b/server/marketserver/api/v1/asset/asset.go
index bc3a079a..9576c5ba 100644
--- a/server/marketserver/api/v1/asset/asset.go
+++ b/server/marketserver/api/v1/asset/asset.go
@@ -1,4 +1,4 @@
-package asset
+ package asset
 
 import (
 	"q5"
@@ -19,12 +19,7 @@ type AssetApi struct {
    filterType: 0:全部 1:已上架 2:未上架
  */
 func (this *AssetApi) AccountAsset(c *gin.Context) {
-	pageSize := q5.ToInt32(c.DefaultQuery("page_size", ""))
-	if pageSize < 0 {
-		pageSize = 1
-	} else if pageSize > 100 {
-		pageSize = 100
-	}
+	pageSize := q5.AdjustRangeValue(q5.ToInt32(c.DefaultQuery("page_size", "")), 1, 20)
 	cursor := q5.ToInt64(c.DefaultQuery("cursor", ""))
 	netId := q5.ToInt64(c.Param("net_id"))
 	accountAddress := strings.ToLower(c.Param("account_address"))
@@ -34,11 +29,13 @@ SELECT A.idx, A.net_id, A.token_type, A.token_id, A.contract_address, B.status F
 ON A.net_id = B.net_id AND A.contract_address = B.contract_address AND A.token_id = B.token_id
 WHERE A.idx > %d AND A.net_id = %d AND A.owner_address=? `,
 		cursor, netId)
+	params := []string{accountAddress}
 	if filterType == 1 {
 		sql += "B.status = '" + constant.ORDER_STATUS_ACTIVE + "'"
 	} else if filterType == 2 {
 		sql += "B.status <> '" + constant.ORDER_STATUS_ACTIVE + "'"
 	}
+	orderBy := ""
 	rspObj := struct {
 		ErrCode int32 `json:"errcode"`
 		ErrMsg string `json:"errmsg"`
@@ -53,12 +50,10 @@ WHERE A.idx > %d AND A.net_id = %d AND A.owner_address=? `,
 		pageSize,
 		cursor,
 		sql,
-		[]string{
-			accountAddress,
-		},
+		params,
 		f5.GetDbFilter().Comp(
 		),
-		"",
+		orderBy,
 		func (err error, pagination *f5.StreamPagination) {
 			rspObj.Page.FillPage(pagination)
 		},
diff --git a/server/marketserver/api/v1/market/market.go b/server/marketserver/api/v1/market/market.go
index ff2cb7a5..c56dd6ec 100644
--- a/server/marketserver/api/v1/market/market.go
+++ b/server/marketserver/api/v1/market/market.go
@@ -46,12 +46,7 @@ func (this *MarketApi) ProductList(c *gin.Context) {
 		return
 	}
 
-	pageSize := q5.SafeToInt32(reqJson.PageSize)
-	if pageSize < 0 {
-		pageSize = 1
-	} else if pageSize > 20 {
-		pageSize = 20
-	}
+	pageSize := q5.AdjustRangeValue(q5.SafeToInt32(reqJson.PageSize), 1, 20)
 	cursor := q5.ToInt64(c.DefaultQuery("cursor", ""))
 	sql := fmt.Sprintf(`
 SELECT * FROM t_order A WHERE idx > %d AND net_id = %d AND status="%s"
@@ -170,12 +165,7 @@ SELECT * FROM t_order A WHERE idx > %d AND net_id = %d
 }
 
 func (this *MarketApi) TransactionHistory(c *gin.Context) {
-	pageSize := q5.ToInt32(c.DefaultQuery("page_size", ""))
-	if pageSize < 0 {
-		pageSize = 1
-	} else if pageSize > 20 {
-		pageSize = 20
-	}
+	pageSize := q5.AdjustRangeValue(q5.ToInt32(c.DefaultQuery("page_size", "")), 1, 20)
 	cursor := q5.ToInt64(c.DefaultQuery("cursor", ""))
 	netId := q5.ToInt64(c.Param("net_id"))
 	accountAddress := strings.ToLower(c.Param("account_address"))
@@ -183,12 +173,14 @@ func (this *MarketApi) TransactionHistory(c *gin.Context) {
 	sql := fmt.Sprintf(`
 SELECT * FROM t_sale WHERE idx > %d AND net_id = %d `,
 		cursor, netId)
+	params := []string{}
 	subFilters := []f5.DbQueryFilter{}
 	{
 		if filterType == 1 {
-			q5.AppendSlice(&subFilters, f5.GetDbFilter().EQ("buyer", accountAddress).And())
+			sql += "AND buyer = ? "
+			q5.AppendSlice(&params, accountAddress)
 		} else if filterType == 2 {
-			q5.AppendSlice(&subFilters, f5.GetDbFilter().EQ("seller", accountAddress).And())
+			sql += "AND seller = ? "
 		}
 	}
 	rspObj := struct {
@@ -199,17 +191,16 @@ SELECT * FROM t_sale WHERE idx > %d AND net_id = %d `,
 	}{
 		Rows : []interface{}{},
 	}
+	orderBy := ""
 	nfts := []*common.NftDto{}
 	f5.GetGoStyleDb().StreamPageQuery(
 		constant.BCNFT_DB,
 		pageSize,
 		cursor,
 		sql,
-		[]string{
-			//accountAddress,
-		},
+		params,
 		f5.GetDbFilter().Comp(subFilters...),
-		"",
+		orderBy,
 		func (err error, pagination *f5.StreamPagination) {
 			rspObj.Page.FillPage(pagination)
 		},