diff --git a/server/product/internal/logic/getproductsteppricelogic.go b/server/product/internal/logic/getproductsteppricelogic.go
index e30b39bd..9a96014c 100644
--- a/server/product/internal/logic/getproductsteppricelogic.go
+++ b/server/product/internal/logic/getproductsteppricelogic.go
@@ -105,11 +105,18 @@ func (l *GetProductStepPriceLogic) GetProductStepPrice(req *types.GetProductStep
 			}
 		}
 		stepRange := make([]interface{}, 0, rangeLen)
-		for _, rangeInfo := range stepPrice.PriceRange {
+		for rIndex, rangeInfo := range stepPrice.PriceRange {
+			//最后一个
+			if rIndex+1 == rangeLen {
+				stepRange = append(stepRange, map[string]interface{}{
+					"range_description": fmt.Sprintf(">=%s Units", format.NumToStringWithThousandthPercentile(rangeInfo.StartQuantity)),
+					"item_price":        format.CentitoDollar(rangeInfo.Price, 3),
+				})
+				break
+			}
 			stepRange = append(stepRange, map[string]interface{}{
-				"start_quantity": rangeInfo.StartQuantity,
-				"end_quantity":   rangeInfo.EndQuantity,
-				"item_price":     format.CentitoDollar(rangeInfo.Price, 3),
+				"range_description": fmt.Sprintf("%s-%s Units", format.NumToStringWithThousandthPercentile(rangeInfo.StartQuantity), format.NumToStringWithThousandthPercentile(rangeInfo.EndQuantity)),
+				"item_price":        format.CentitoDollar(rangeInfo.Price, 3),
 			})
 		}
 		mapRsp[fmt.Sprintf("_%d", *modelPriceInfo.SizeId)] = map[string]interface{}{
diff --git a/server/websocket/internal/logic/ws_render_image.go b/server/websocket/internal/logic/ws_render_image.go
index 94475c07..13b27117 100644
--- a/server/websocket/internal/logic/ws_render_image.go
+++ b/server/websocket/internal/logic/ws_render_image.go
@@ -23,7 +23,7 @@ var (
 	//每个websocket渲染任务缓冲队列长度默认值
 	renderChanLen = 500
 	//每个websocket渲染并发数
-	renderChanConcurrency = 1
+	renderChanConcurrency = 500
 )
 
 // 渲染处理器
@@ -369,7 +369,7 @@ func (w *wsConnectItem) assembleRenderDataToUnity(taskId string, combineImage st
 	}
 	//发送运行阶段消息
 	w.sendRenderDataToUnityStepResponseMessage(info.RenderId)
-	logx.Info("发送到unity成功,刀版图:", combineImage , "  请求unity的数据:", string(postDataBytes))
+	logx.Info("发送到unity成功,刀版图:", combineImage, "  请求unity的数据:", string(postDataBytes))
 	return nil
 }
 
diff --git a/utils/format/number.go b/utils/format/number.go
new file mode 100644
index 00000000..8cbca6d3
--- /dev/null
+++ b/utils/format/number.go
@@ -0,0 +1,25 @@
+package format
+
+import (
+	"fmt"
+	"strings"
+)
+
+// 数字变成带千分位的字符串
+func NumToStringWithThousandthPercentile(number int64) string {
+	s := fmt.Sprintf("%d", number)
+	l := len(s)
+	if l <= 3 {
+		return s
+	}
+	r := l % 3 //前面第几位开始加入千分位
+	b := strings.Builder{}
+	for i := 0; i < l; i++ {
+		b.WriteString(string(s[i]))
+		if i+1 == r && i != l-1 {
+			b.WriteString(",")
+			r += 3
+		}
+	}
+	return b.String()
+}