diff --git a/structs/utils/calculate-process.go b/structs/utils/calculate-process.go
index 60dc8da..7d9f7e5 100644
--- a/structs/utils/calculate-process.go
+++ b/structs/utils/calculate-process.go
@@ -2,6 +2,7 @@ package utils
 
 import (
 	"strings"
+	"time"
 
 	v2 "gitea.timerzz.com/kedaya_haitao/common/structs/v2"
 )
@@ -20,6 +21,7 @@ func CalculateProviderPrice(calculates []v2.CalculateProcess, env map[string]flo
 		}
 	}
 	p.CalMark = strings.Join(calculateStrings, "\n")
+	p.CreatedAt = time.Now()
 	return
 }
 
@@ -37,5 +39,6 @@ func CalculateSellerPrice(calculates []v2.CalculateProcess, env map[string]float
 		}
 	}
 	p.CalMark = strings.Join(calculateStrings, "\n")
+	p.CreatedAt = time.Now()
 	return
 }