diff --git a/pkg/u/u.go b/pkg/u/u.go
index 6a0c1c3..56509b3 100644
--- a/pkg/u/u.go
+++ b/pkg/u/u.go
@@ -81,16 +81,6 @@ func Map[T any, R any](src []T, convert func(T) R) []R {
 // 时间
 // ====================
 
-func DateHead(date time.Time) time.Time {
-	var y, m, d = date.Local().Date()
-	return time.Date(y, m, d, 0, 0, 0, 0, time.Local).UTC()
-}
-
-func DateTail(date time.Time) time.Time {
-	var y, m, d = date.Local().Date()
-	return time.Date(y, m, d, 23, 59, 59, 999999999, time.Local).UTC()
-}
-
 func IsSameDate(date1, date2 time.Time) bool {
 	var y1, m1, d1 = date1.Local().Date()
 	var y2, m2, d2 = date2.Local().Date()
@@ -98,7 +88,8 @@ func IsSameDate(date1, date2 time.Time) bool {
 }
 
 func Today() time.Time {
-	return DateHead(time.Now())
+	var y, m, d = time.Now().Date()
+	return time.Date(y, m, d, 0, 0, 0, 0, time.Local)
 }
 
 func IsToday(date time.Time) bool {
diff --git a/web/auth/session.go b/web/auth/session.go
index 82256ce..0323651 100644
--- a/web/auth/session.go
+++ b/web/auth/session.go
@@ -16,7 +16,7 @@ func FindSession(accessToken string, now time.Time) (*m.Session, error) {
 		Preload(field.Associations).
 		Where(
 			q.Session.AccessToken.Eq(accessToken),
-			q.Session.AccessTokenExpires.Gt(now),
+			q.Session.AccessTokenExpires.Gt(now.UTC()),
 		).First()
 }
 
@@ -25,7 +25,7 @@ func FindSessionByRefresh(refreshToken string, now time.Time) (*m.Session, error
 		Preload(field.Associations).
 		Where(
 			q.Session.RefreshToken.Eq(refreshToken),
-			q.Session.RefreshTokenExpires.Gt(now),
+			q.Session.RefreshTokenExpires.Gt(now.UTC()),
 		).First()
 }
 
diff --git a/web/handlers/balance_activity.go b/web/handlers/balance_activity.go
index cd761e9..ee6e257 100644
--- a/web/handlers/balance_activity.go
+++ b/web/handlers/balance_activity.go
@@ -1,7 +1,6 @@
 package handlers
 
 import (
-	"platform/pkg/u"
 	"platform/web/auth"
 	"platform/web/core"
 	g "platform/web/globals"
@@ -31,12 +30,10 @@ func PageBalanceActivity(c *fiber.Ctx) error {
 		do = do.Where(q.Bill.As("Bill").BillNo.Eq(*req.BillNo))
 	}
 	if req.CreatedAtStart != nil {
-		t := u.DateHead(*req.CreatedAtStart)
-		do = do.Where(q.BalanceActivity.CreatedAt.Gte(t))
+		do = do.Where(q.BalanceActivity.CreatedAt.Gte(req.CreatedAtStart.UTC()))
 	}
 	if req.CreatedAtEnd != nil {
-		t := u.DateTail(*req.CreatedAtEnd)
-		do = do.Where(q.BalanceActivity.CreatedAt.Lte(t))
+		do = do.Where(q.BalanceActivity.CreatedAt.Lte(req.CreatedAtEnd.UTC()))
 	}
 
 	// 查询余额变动列表
@@ -93,12 +90,10 @@ func PageBalanceActivityByAdmin(c *fiber.Ctx) error {
 		do = do.Where(q.Bill.As("Bill").BillNo.Eq(*req.BillNo))
 	}
 	if req.CreatedAtStart != nil {
-		t := u.DateHead(*req.CreatedAtStart)
-		do = do.Where(q.BalanceActivity.CreatedAt.Gte(t))
+		do = do.Where(q.BalanceActivity.CreatedAt.Gte(req.CreatedAtStart.UTC()))
 	}
 	if req.CreatedAtEnd != nil {
-		t := u.DateTail(*req.CreatedAtEnd)
-		do = do.Where(q.BalanceActivity.CreatedAt.Lte(t))
+		do = do.Where(q.BalanceActivity.CreatedAt.Lte(req.CreatedAtEnd.UTC()))
 	}
 
 	// 查询余额变动列表
@@ -155,12 +150,10 @@ func PageBalanceActivityOfUserByAdmin(c *fiber.Ctx) error {
 		do = do.Where(q.Bill.As("Bill").BillNo.Eq(*req.BillNo))
 	}
 	if req.CreatedAtStart != nil {
-		t := u.DateHead(*req.CreatedAtStart)
-		do = do.Where(q.BalanceActivity.CreatedAt.Gte(t))
+		do = do.Where(q.BalanceActivity.CreatedAt.Gte(req.CreatedAtStart.UTC()))
 	}
 	if req.CreatedAtEnd != nil {
-		t := u.DateTail(*req.CreatedAtEnd)
-		do = do.Where(q.BalanceActivity.CreatedAt.Lte(t))
+		do = do.Where(q.BalanceActivity.CreatedAt.Lte(req.CreatedAtEnd.UTC()))
 	}
 
 	// 查询余额变动列表
diff --git a/web/handlers/batch.go b/web/handlers/batch.go
index b21325c..af5f886 100644
--- a/web/handlers/batch.go
+++ b/web/handlers/batch.go
@@ -1,7 +1,6 @@
 package handlers
 
 import (
-	"platform/pkg/u"
 	"platform/web/auth"
 	"platform/web/core"
 	c "platform/web/core"
@@ -29,12 +28,10 @@ func PageBatch(ctx *fiber.Ctx) error {
 	// 查询批次
 	conds := q.LogsUserUsage.Where(q.LogsUserUsage.UserID.Eq(authCtx.User.ID))
 	if req.TimeStart != nil {
-		start := u.DateHead(*req.TimeStart)
-		conds.Where(q.LogsUserUsage.Time.Gte(start))
+		conds.Where(q.LogsUserUsage.Time.Gte(req.TimeStart.UTC()))
 	}
 	if req.TimeEnd != nil {
-		end := u.DateTail(*req.TimeEnd)
-		conds.Where(q.LogsUserUsage.Time.Lte(end))
+		conds.Where(q.LogsUserUsage.Time.Lte(req.TimeEnd.UTC()))
 	}
 	if req.ResourceNo != nil {
 		conds.Where(q.Resource.As("Resource").ResourceNo.Eq(*req.ResourceNo))
@@ -97,12 +94,10 @@ func PageBatchByAdmin(c *fiber.Ctx) error {
 		do = do.Where(q.LogsUserUsage.ISP.Eq(*req.Isp))
 	}
 	if req.CreatedAtStart != nil {
-		time := u.DateHead(*req.CreatedAtStart)
-		do = do.Where(q.LogsUserUsage.Time.Gte(time))
+		do = do.Where(q.LogsUserUsage.Time.Gte(req.CreatedAtStart.UTC()))
 	}
 	if req.CreatedAtEnd != nil {
-		time := u.DateTail(*req.CreatedAtEnd)
-		do = do.Where(q.LogsUserUsage.Time.Lte(time))
+		do = do.Where(q.LogsUserUsage.Time.Lte(req.CreatedAtEnd.UTC()))
 	}
 
 	list, total, err := q.LogsUserUsage.
@@ -166,12 +161,10 @@ func PageBatchOfUserByAdmin(ctx *fiber.Ctx) error {
 		do = do.Where(q.LogsUserUsage.ISP.Eq(*req.Isp))
 	}
 	if req.CreatedAtStart != nil {
-		t := u.DateHead(*req.CreatedAtStart)
-		do = do.Where(q.LogsUserUsage.Time.Gte(t))
+		do = do.Where(q.LogsUserUsage.Time.Gte(req.CreatedAtStart.UTC()))
 	}
 	if req.CreatedAtEnd != nil {
-		t := u.DateTail(*req.CreatedAtEnd)
-		do = do.Where(q.LogsUserUsage.Time.Lte(t))
+		do = do.Where(q.LogsUserUsage.Time.Lte(req.CreatedAtEnd.UTC()))
 	}
 
 	list, total, err := q.LogsUserUsage.
diff --git a/web/handlers/bill.go b/web/handlers/bill.go
index 4e431d4..3d538a1 100644
--- a/web/handlers/bill.go
+++ b/web/handlers/bill.go
@@ -1,7 +1,6 @@
 package handlers
 
 import (
-	"platform/pkg/u"
 	"platform/web/auth"
 	"platform/web/core"
 	g "platform/web/globals"
@@ -40,12 +39,10 @@ func PageBillByAdmin(c *fiber.Ctx) error {
 		do = do.Where(q.Bill.BillNo.Eq(*req.BillNo))
 	}
 	if req.CreatedAtStart != nil {
-		time := u.DateHead(*req.CreatedAtStart)
-		do = do.Where(q.Bill.CreatedAt.Gte(time))
+		do = do.Where(q.Bill.CreatedAt.Gte(req.CreatedAtStart.UTC()))
 	}
 	if req.CreatedAtEnd != nil {
-		time := u.DateHead(*req.CreatedAtEnd)
-		do = do.Where(q.Bill.CreatedAt.Lte(time))
+		do = do.Where(q.Bill.CreatedAt.Lte(req.CreatedAtEnd.UTC()))
 	}
 	if req.ProductCode != nil {
 		do = do.Where(q.Resource.As("Resource").Code.Eq(*req.ProductCode))
@@ -127,12 +124,10 @@ func PageBillOfUserByAdmin(c *fiber.Ctx) error {
 		do = do.Where(q.Bill.BillNo.Eq(*req.BillNo))
 	}
 	if req.CreatedAtStart != nil {
-		time := u.DateHead(*req.CreatedAtStart)
-		do = do.Where(q.Bill.CreatedAt.Gte(time))
+		do = do.Where(q.Bill.CreatedAt.Gte(req.CreatedAtStart.UTC()))
 	}
 	if req.CreatedAtEnd != nil {
-		time := u.DateHead(*req.CreatedAtEnd)
-		do = do.Where(q.Bill.CreatedAt.Lte(time))
+		do = do.Where(q.Bill.CreatedAt.Lte(req.CreatedAtEnd.UTC()))
 	}
 	if req.ProductCode != nil {
 		do = do.Where(q.Resource.As("Resource").Code.Eq(*req.ProductCode))
@@ -207,12 +202,10 @@ func ListBill(c *fiber.Ctx) error {
 		do.Where(q.Bill.Type.Eq(int(*req.Type)))
 	}
 	if req.CreateAfter != nil {
-		start := u.DateHead(*req.CreateAfter)
-		do = do.Where(q.Bill.CreatedAt.Gte(start))
+		do = do.Where(q.Bill.CreatedAt.Gte(req.CreateAfter.UTC()))
 	}
 	if req.CreateBefore != nil {
-		end := u.DateTail(*req.CreateBefore)
-		do = do.Where(q.Bill.CreatedAt.Lte(end))
+		do = do.Where(q.Bill.CreatedAt.Lte(req.CreateBefore.UTC()))
 	}
 	if req.BillNo != nil && *req.BillNo != "" {
 		do.Where(q.Bill.BillNo.Eq(*req.BillNo))
diff --git a/web/handlers/channel.go b/web/handlers/channel.go
index 7315fc4..2fef88b 100644
--- a/web/handlers/channel.go
+++ b/web/handlers/channel.go
@@ -42,12 +42,10 @@ func ListChannel(c *fiber.Ctx) error {
 	}
 
 	if req.ExpireAfter != nil {
-		start := u.DateHead(*req.ExpireAfter)
-		cond = cond.Where(q.Channel.ExpiredAt.Gte(start))
+		cond = cond.Where(q.Channel.ExpiredAt.Gte(req.ExpireAfter.UTC()))
 	}
 	if req.ExpireBefore != nil {
-		end := u.DateTail(*req.ExpireBefore)
-		cond = cond.Where(q.Channel.ExpiredAt.Lte(end))
+		cond = cond.Where(q.Channel.ExpiredAt.Lte(req.ExpireBefore.UTC()))
 	}
 
 	// 查询数据
@@ -226,18 +224,16 @@ func PageChannelByAdmin(c *fiber.Ctx) error {
 		do = do.Where(q.Channel.IP.Eq(ip))
 	}
 	if req.ExpiredAtStart != nil {
-		time := u.DateHead(*req.ExpiredAtStart)
-		do = do.Where(q.Channel.ExpiredAt.Gte(time))
+		do = do.Where(q.Channel.ExpiredAt.Gte(req.ExpiredAtStart.UTC()))
 	}
 	if req.ExpiredAtEnd != nil {
-		time := u.DateHead(*req.ExpiredAtEnd)
-		do = do.Where(q.Channel.ExpiredAt.Lte(time))
+		do = do.Where(q.Channel.ExpiredAt.Lte(req.ExpiredAtEnd.UTC()))
 	}
 	if req.Expired != nil {
 		if *req.Expired {
-			do = do.Where(q.Channel.ExpiredAt.Lte(time.Now()))
+			do = do.Where(q.Channel.ExpiredAt.Lte(time.Now().UTC()))
 		} else {
-			do = do.Where(q.Channel.ExpiredAt.Gt(time.Now()))
+			do = do.Where(q.Channel.ExpiredAt.Gt(time.Now().UTC()))
 		}
 	}
 
@@ -308,12 +304,10 @@ func PageChannelOfUserByAdmin(c *fiber.Ctx) error {
 		do = do.Where(q.Channel.Port.Eq(*req.ProxyPort))
 	}
 	if req.ExpiredAtStart != nil {
-		t := u.DateHead(*req.ExpiredAtStart)
-		do = do.Where(q.Channel.ExpiredAt.Gte(t))
+		do = do.Where(q.Channel.ExpiredAt.Gte(req.ExpiredAtStart.UTC()))
 	}
 	if req.ExpiredAtEnd != nil {
-		t := u.DateHead(*req.ExpiredAtEnd)
-		do = do.Where(q.Channel.ExpiredAt.Lte(t))
+		do = do.Where(q.Channel.ExpiredAt.Lte(req.ExpiredAtEnd.UTC()))
 	}
 
 	// 查询通道列表
diff --git a/web/handlers/coupon_user.go b/web/handlers/coupon_user.go
index e1d7174..d172869 100644
--- a/web/handlers/coupon_user.go
+++ b/web/handlers/coupon_user.go
@@ -2,7 +2,6 @@ package handlers
 
 import (
 	"errors"
-	"platform/pkg/u"
 	"platform/web/auth"
 	"platform/web/core"
 	g "platform/web/globals"
@@ -276,34 +275,28 @@ func couponUserPageConditions(req CouponUserPageFilter) []gen.Condition {
 	}
 	if req.Expired != nil {
 		if *req.Expired {
-			conds = append(conds, q.CouponUser.ExpireAt.IsNotNull(), q.CouponUser.ExpireAt.Lte(time.Now()))
+			conds = append(conds, q.CouponUser.ExpireAt.IsNotNull(), q.CouponUser.ExpireAt.Lte(time.Now().UTC()))
 		} else {
-			conds = append(conds, q.CouponUser.Where(q.CouponUser.ExpireAt.IsNull()).Or(q.CouponUser.ExpireAt.Gt(time.Now())))
+			conds = append(conds, q.CouponUser.Where(q.CouponUser.ExpireAt.IsNull()).Or(q.CouponUser.ExpireAt.Gt(time.Now().UTC())))
 		}
 	}
 	if req.CreatedAtStart != nil {
-		start := u.DateHead(*req.CreatedAtStart)
-		conds = append(conds, q.CouponUser.CreatedAt.Gte(start))
+		conds = append(conds, q.CouponUser.CreatedAt.Gte(req.CreatedAtStart.UTC()))
 	}
 	if req.CreatedAtEnd != nil {
-		end := u.DateTail(*req.CreatedAtEnd)
-		conds = append(conds, q.CouponUser.CreatedAt.Lte(end))
+		conds = append(conds, q.CouponUser.CreatedAt.Lte(req.CreatedAtEnd.UTC()))
 	}
 	if req.ExpireAtStart != nil {
-		start := u.DateHead(*req.ExpireAtStart)
-		conds = append(conds, q.CouponUser.ExpireAt.Gte(start))
+		conds = append(conds, q.CouponUser.ExpireAt.Gte(req.ExpireAtStart.UTC()))
 	}
 	if req.ExpireAtEnd != nil {
-		end := u.DateTail(*req.ExpireAtEnd)
-		conds = append(conds, q.CouponUser.ExpireAt.Lte(end))
+		conds = append(conds, q.CouponUser.ExpireAt.Lte(req.ExpireAtEnd.UTC()))
 	}
 	if req.UsedAtStart != nil {
-		start := u.DateHead(*req.UsedAtStart)
-		conds = append(conds, q.CouponUser.UsedAt.Gte(start))
+		conds = append(conds, q.CouponUser.UsedAt.Gte(req.UsedAtStart.UTC()))
 	}
 	if req.UsedAtEnd != nil {
-		end := u.DateTail(*req.UsedAtEnd)
-		conds = append(conds, q.CouponUser.UsedAt.Lte(end))
+		conds = append(conds, q.CouponUser.UsedAt.Lte(req.UsedAtEnd.UTC()))
 	}
 	return conds
 }
diff --git a/web/handlers/resource.go b/web/handlers/resource.go
index cd348ce..18d031a 100644
--- a/web/handlers/resource.go
+++ b/web/handlers/resource.go
@@ -44,30 +44,26 @@ func PageResourceShort(c *fiber.Ctx) error {
 		do.Where(q.ResourceShort.As(q.Resource.Short.Name()).Type.Eq(*req.Type))
 	}
 	if req.CreateAfter != nil {
-		start := u.DateHead(*req.CreateAfter)
-		do = do.Where(q.Resource.CreatedAt.Gte(start))
+		do = do.Where(q.Resource.CreatedAt.Gte(req.CreateAfter.UTC()))
 	}
 	if req.CreateBefore != nil {
-		end := u.DateTail(*req.CreateBefore)
-		do = do.Where(q.Resource.CreatedAt.Lte(end))
+		do = do.Where(q.Resource.CreatedAt.Lte(req.CreateBefore.UTC()))
 	}
 	if req.ExpireAfter != nil {
-		start := u.DateHead(*req.ExpireAfter)
-		do = do.Where(q.ResourceShort.As(q.Resource.Short.Name()).ExpireAt.Gte(start))
+		do = do.Where(q.ResourceShort.As(q.Resource.Short.Name()).ExpireAt.Gte(req.ExpireAfter.UTC()))
 	}
 	if req.ExpireBefore != nil {
-		end := u.DateTail(*req.ExpireBefore)
-		do = do.Where(q.ResourceShort.As(q.Resource.Short.Name()).ExpireAt.Lte(end))
+		do = do.Where(q.ResourceShort.As(q.Resource.Short.Name()).ExpireAt.Lte(req.ExpireBefore.UTC()))
 	}
 	if req.Status != nil {
 		var short = q.ResourceShort.As(q.Resource.Short.Name())
 		switch *req.Status {
 		case 1:
-			var timeCond = q.Resource.Where(short.Type.Eq(int(m.ResourceModeTime)), short.ExpireAt.Gte(time.Now()))
+			var timeCond = q.Resource.Where(short.Type.Eq(int(m.ResourceModeTime)), short.ExpireAt.Gte(time.Now().UTC()))
 			var quotaCond = q.Resource.Where(short.Type.Eq(int(m.ResourceModeQuota)), short.Quota.GtCol(short.Used))
 			do.Where(q.Resource.Where(timeCond).Or(quotaCond))
 		case 2:
-			var timeCond = q.Resource.Where(short.Type.Eq(int(m.ResourceModeTime)), short.ExpireAt.Lte(time.Now()))
+			var timeCond = q.Resource.Where(short.Type.Eq(int(m.ResourceModeTime)), short.ExpireAt.Lte(time.Now().UTC()))
 			var quotaCond = q.Resource.Where(short.Type.Eq(int(m.ResourceModeQuota)), short.Quota.LteCol(short.Used))
 			do.Where(q.Resource.Where(timeCond).Or(quotaCond))
 		}
@@ -145,30 +141,26 @@ func PageResourceLong(c *fiber.Ctx) error {
 		do.Where(q.ResourceLong.As(q.Resource.Long.Name()).Type.Eq(int(*req.Type)))
 	}
 	if req.CreateAfter != nil {
-		start := u.DateHead(*req.CreateAfter)
-		do = do.Where(q.Resource.CreatedAt.Gte(start))
+		do = do.Where(q.Resource.CreatedAt.Gte(req.CreateAfter.UTC()))
 	}
 	if req.CreateBefore != nil {
-		end := u.DateTail(*req.CreateBefore)
-		do = do.Where(q.Resource.CreatedAt.Lte(end))
+		do = do.Where(q.Resource.CreatedAt.Lte(req.CreateBefore.UTC()))
 	}
 	if req.ExpireAfter != nil {
-		start := u.DateHead(*req.ExpireAfter)
-		do = do.Where(q.ResourceLong.As(q.Resource.Long.Name()).ExpireAt.Gte(start))
+		do = do.Where(q.ResourceLong.As(q.Resource.Long.Name()).ExpireAt.Gte(req.ExpireAfter.UTC()))
 	}
 	if req.ExpireBefore != nil {
-		end := u.DateTail(*req.ExpireBefore)
-		do = do.Where(q.ResourceLong.As(q.Resource.Long.Name()).ExpireAt.Lte(end))
+		do = do.Where(q.ResourceLong.As(q.Resource.Long.Name()).ExpireAt.Lte(req.ExpireBefore.UTC()))
 	}
 	if req.Status != nil {
 		var long = q.ResourceLong.As(q.Resource.Long.Name())
 		switch *req.Status {
 		case 1:
-			var timeCond = q.Resource.Where(long.Type.Eq(int(m.ResourceModeTime)), long.ExpireAt.Gte(time.Now()))
+			var timeCond = q.Resource.Where(long.Type.Eq(int(m.ResourceModeTime)), long.ExpireAt.Gte(time.Now().UTC()))
 			var quotaCond = q.Resource.Where(long.Type.Eq(int(m.ResourceModeQuota)), long.Quota.GtCol(long.Used))
 			do.Where(q.Resource.Where(timeCond).Or(quotaCond))
 		case 2:
-			var timeCond = q.Resource.Where(long.Type.Eq(int(m.ResourceModeTime)), long.ExpireAt.Lte(time.Now()))
+			var timeCond = q.Resource.Where(long.Type.Eq(int(m.ResourceModeTime)), long.ExpireAt.Lte(time.Now().UTC()))
 			var quotaCond = q.Resource.Where(long.Type.Eq(int(m.ResourceModeQuota)), long.Quota.LteCol(long.Used))
 			do.Where(q.Resource.Where(timeCond).Or(quotaCond))
 		}
@@ -243,18 +235,16 @@ func PageResourceShortByAdmin(c *fiber.Ctx) error {
 		do = do.Where(q.ResourceShort.As("Short").Type.Eq(int(*req.Mode)))
 	}
 	if req.CreatedAtStart != nil {
-		time := u.DateHead(*req.CreatedAtStart)
-		do = do.Where(q.Resource.CreatedAt.Gte(time))
+		do = do.Where(q.Resource.CreatedAt.Gte(req.CreatedAtStart.UTC()))
 	}
 	if req.CreatedAtEnd != nil {
-		time := u.DateTail(*req.CreatedAtEnd)
-		do = do.Where(q.Resource.CreatedAt.Lte(time))
+		do = do.Where(q.Resource.CreatedAt.Lte(req.CreatedAtEnd.UTC()))
 	}
 	if req.Expired != nil {
 		if *req.Expired {
 			do = do.Where(q.Resource.Where(
 				q.ResourceShort.As("Short").Type.Eq(int(m.ResourceModeTime)),
-				q.ResourceShort.As("Short").ExpireAt.Lte(time.Now()),
+				q.ResourceShort.As("Short").ExpireAt.Lte(time.Now().UTC()),
 			).Or(
 				q.ResourceShort.As("Short").Type.Eq(int(m.ResourceModeQuota)),
 				q.ResourceShort.As("Short").Quota.LteCol(q.ResourceShort.As("Short").Used),
@@ -262,7 +252,7 @@ func PageResourceShortByAdmin(c *fiber.Ctx) error {
 		} else {
 			do = do.Where(q.Resource.Where(
 				q.ResourceShort.As("Short").Type.Eq(int(m.ResourceModeTime)),
-				q.ResourceShort.As("Short").ExpireAt.Gt(time.Now()),
+				q.ResourceShort.As("Short").ExpireAt.Gt(time.Now().UTC()),
 			).Or(
 				q.ResourceShort.As("Short").Type.Eq(int(m.ResourceModeQuota)),
 				q.ResourceShort.As("Short").Quota.GtCol(q.ResourceShort.As("Short").Used),
@@ -337,18 +327,16 @@ func PageResourceLongByAdmin(c *fiber.Ctx) error {
 		do = do.Where(q.ResourceLong.As("Long").Type.Eq(*req.Mode))
 	}
 	if req.CreatedAtStart != nil {
-		start := u.DateHead(*req.CreatedAtStart)
-		do = do.Where(q.Resource.CreatedAt.Gte(start))
+		do = do.Where(q.Resource.CreatedAt.Gte(req.CreatedAtStart.UTC()))
 	}
 	if req.CreatedAtEnd != nil {
-		end := u.DateTail(*req.CreatedAtEnd)
-		do = do.Where(q.Resource.CreatedAt.Lte(end))
+		do = do.Where(q.Resource.CreatedAt.Lte(req.CreatedAtEnd.UTC()))
 	}
 	if req.Expired != nil {
 		if *req.Expired {
 			do = do.Where(q.Resource.Where(
 				q.ResourceLong.As("Long").Type.Eq(int(m.ResourceModeTime)),
-				q.ResourceLong.As("Long").ExpireAt.Lte(time.Now()),
+				q.ResourceLong.As("Long").ExpireAt.Lte(time.Now().UTC()),
 			).Or(
 				q.ResourceLong.As("Long").Type.Eq(int(m.ResourceModeQuota)),
 				q.ResourceLong.As("Long").Quota.LteCol(q.ResourceLong.As("Long").Used),
@@ -356,7 +344,7 @@ func PageResourceLongByAdmin(c *fiber.Ctx) error {
 		} else {
 			do = do.Where(q.Resource.Where(
 				q.ResourceLong.As("Long").Type.Eq(int(m.ResourceModeTime)),
-				q.ResourceLong.As("Long").ExpireAt.Gt(time.Now()),
+				q.ResourceLong.As("Long").ExpireAt.Gt(time.Now().UTC()),
 			).Or(
 				q.ResourceLong.As("Long").Type.Eq(int(m.ResourceModeQuota)),
 				q.ResourceLong.As("Long").Quota.GtCol(q.ResourceLong.As("Long").Used),
@@ -428,12 +416,10 @@ func PageResourceShortOfUserByAdmin(c *fiber.Ctx) error {
 		do = do.Where(q.ResourceShort.As("Short").Type.Eq(int(*req.Mode)))
 	}
 	if req.CreatedAtStart != nil {
-		t := u.DateHead(*req.CreatedAtStart)
-		do = do.Where(q.Resource.CreatedAt.Gte(t))
+		do = do.Where(q.Resource.CreatedAt.Gte(req.CreatedAtStart.UTC()))
 	}
 	if req.CreatedAtEnd != nil {
-		t := u.DateTail(*req.CreatedAtEnd)
-		do = do.Where(q.Resource.CreatedAt.Lte(t))
+		do = do.Where(q.Resource.CreatedAt.Lte(req.CreatedAtEnd.UTC()))
 	}
 
 	list, total, err := q.Resource.
@@ -499,12 +485,10 @@ func PageResourceLongOfUserByAdmin(c *fiber.Ctx) error {
 		do = do.Where(q.ResourceLong.As("Long").Type.Eq(*req.Mode))
 	}
 	if req.CreatedAtStart != nil {
-		t := u.DateHead(*req.CreatedAtStart)
-		do = do.Where(q.Resource.CreatedAt.Gte(t))
+		do = do.Where(q.Resource.CreatedAt.Gte(req.CreatedAtStart.UTC()))
 	}
 	if req.CreatedAtEnd != nil {
-		t := u.DateTail(*req.CreatedAtEnd)
-		do = do.Where(q.Resource.CreatedAt.Lte(t))
+		do = do.Where(q.Resource.CreatedAt.Lte(req.CreatedAtEnd.UTC()))
 	}
 
 	list, total, err := q.Resource.
@@ -572,9 +556,9 @@ func AllActiveResource(c *fiber.Ctx) error {
 				q.Resource.Type.Eq(int(m.ResourceTypeShort)),
 				q.ResourceShort.As(q.Resource.Short.Name()).Where(
 					short.Type.Eq(int(m.ResourceModeTime)),
-					short.ExpireAt.Gte(now),
+					short.ExpireAt.Gte(now.UTC()),
 					q.ResourceShort.As(q.Resource.Short.Name()).
-						Where(short.LastAt.Lt(u.Today())).
+						Where(short.LastAt.Lt(u.Today().UTC())).
 						Or(short.Quota.GtCol(short.Daily)),
 				).Or(
 					short.Type.Eq(int(m.ResourceModeQuota)),
@@ -584,9 +568,9 @@ func AllActiveResource(c *fiber.Ctx) error {
 				q.Resource.Type.Eq(int(m.ResourceTypeLong)),
 				q.ResourceLong.As(q.Resource.Long.Name()).Where(
 					long.Type.Eq(int(m.ResourceModeTime)),
-					long.ExpireAt.Gte(now),
+					long.ExpireAt.Gte(now.UTC()),
 					q.ResourceLong.As(q.Resource.Long.Name()).
-						Where(long.LastAt.Lt(u.Today())).
+						Where(long.LastAt.Lt(u.Today().UTC())).
 						Or(long.Quota.GtCol(long.Daily)),
 				).Or(
 					long.Type.Eq(int(m.ResourceModeQuota)),
@@ -765,12 +749,10 @@ func StatisticResourceUsage(c *fiber.Ctx) error {
 	)
 
 	if req.TimeAfter != nil {
-		start := u.DateHead(*req.TimeAfter)
-		do = do.Where(q.LogsUserUsage.Time.Gte(start))
+		do = do.Where(q.LogsUserUsage.Time.Gte(req.TimeAfter.UTC()))
 	}
 	if req.TimeBefore != nil {
-		end := u.DateTail(*req.TimeBefore)
-		do = do.Where(q.LogsUserUsage.Time.Lte(end))
+		do = do.Where(q.LogsUserUsage.Time.Lte(req.TimeBefore.UTC()))
 	}
 
 	var data = new(StatisticResourceUsageResp)
diff --git a/web/handlers/trade.go b/web/handlers/trade.go
index e536459..9512b36 100644
--- a/web/handlers/trade.go
+++ b/web/handlers/trade.go
@@ -5,7 +5,6 @@ import (
 	"fmt"
 	"log/slog"
 	"platform/pkg/env"
-	"platform/pkg/u"
 	"platform/web/auth"
 	"platform/web/core"
 	g "platform/web/globals"
@@ -53,12 +52,10 @@ func PageTradeByAdmin(c *fiber.Ctx) error {
 		do = do.Where(q.Trade.Status.Eq(*req.Status))
 	}
 	if req.CreatedAtStart != nil {
-		time := u.DateHead(*req.CreatedAtStart)
-		do = do.Where(q.Trade.CreatedAt.Gte(time))
+		do = do.Where(q.Trade.CreatedAt.Gte(req.CreatedAtStart.UTC()))
 	}
 	if req.CreatedAtEnd != nil {
-		time := u.DateTail(*req.CreatedAtEnd)
-		do = do.Where(q.Trade.CreatedAt.Lte(time))
+		do = do.Where(q.Trade.CreatedAt.Lte(req.CreatedAtEnd.UTC()))
 	}
 
 	// 查询用户列表
@@ -129,12 +126,10 @@ func PageTradeOfUserByAdmin(c *fiber.Ctx) error {
 		do = do.Where(q.Trade.Status.Eq(*req.Status))
 	}
 	if req.CreatedAtStart != nil {
-		time := u.DateHead(*req.CreatedAtStart)
-		do = do.Where(q.Trade.CreatedAt.Gte(time))
+		do = do.Where(q.Trade.CreatedAt.Gte(req.CreatedAtStart.UTC()))
 	}
 	if req.CreatedAtEnd != nil {
-		time := u.DateTail(*req.CreatedAtEnd)
-		do = do.Where(q.Trade.CreatedAt.Lte(time))
+		do = do.Where(q.Trade.CreatedAt.Lte(req.CreatedAtEnd.UTC()))
 	}
 
 	// 查询订单列表
diff --git a/web/handlers/user.go b/web/handlers/user.go
index 09f51b4..38ab379 100644
--- a/web/handlers/user.go
+++ b/web/handlers/user.go
@@ -2,7 +2,6 @@ package handlers
 
 import (
 	"errors"
-	"platform/pkg/u"
 	"platform/web/auth"
 	"platform/web/core"
 	g "platform/web/globals"
@@ -68,12 +67,10 @@ func PageUserByAdmin(c *fiber.Ctx) error {
 		}
 	}
 	if req.CreatedAtStart != nil {
-		start := u.DateHead(*req.CreatedAtStart)
-		do = do.Where(q.User.CreatedAt.Gte(start))
+		do = do.Where(q.User.CreatedAt.Gte(req.CreatedAtStart.UTC()))
 	}
 	if req.CreatedAtEnd != nil {
-		end := u.DateTail(*req.CreatedAtEnd)
-		do = do.Where(q.User.CreatedAt.Lte(end))
+		do = do.Where(q.User.CreatedAt.Lte(req.CreatedAtEnd.UTC()))
 	}
 
 	// 查询用户列表
diff --git a/web/routes.go b/web/routes.go
index fff9517..2142ac7 100644
--- a/web/routes.go
+++ b/web/routes.go
@@ -29,7 +29,7 @@ func ApplyRouters(app *fiber.App) {
 		debug.Get("/sms/:phone", handlers.DebugGetSmsCode)
 		debug.Get("/iden/clear/:phone", handlers.DebugIdentifyClear)
 		debug.Get("/session/now", func(ctx *fiber.Ctx) error {
-			rs, err := q.Session.Where(q.Session.AccessTokenExpires.Gt(time.Now())).Find()
+			rs, err := q.Session.Where(q.Session.AccessTokenExpires.Gt(time.Now().UTC())).Find()
 			if err != nil {
 				return err
 			}
diff --git a/web/services/channel_baiyin.go b/web/services/channel_baiyin.go
index 44afa05..fabb80e 100644
--- a/web/services/channel_baiyin.go
+++ b/web/services/channel_baiyin.go
@@ -312,7 +312,7 @@ func (s *channelBaiyinProvider) ClearExpiredChannels(proxyId int32) (int, error)
 		Select(q.Channel.BatchNo).
 		Where(
 			q.Channel.BatchNo.In(batchList...),
-			q.Channel.ExpiredAt.Gte(now),
+			q.Channel.ExpiredAt.Gte(now.UTC()),
 		).
 		Group(q.Channel.BatchNo).
 		Scan(&batchQueried)
diff --git a/web/services/coupon.go b/web/services/coupon.go
index e322e08..f69f227 100644
--- a/web/services/coupon.go
+++ b/web/services/coupon.go
@@ -134,7 +134,7 @@ func (s *couponService) GetUserCoupon(uid int32, cuid int32, amount decimal.Deci
 		q.CouponUser.ID.Eq(cuid),
 		q.CouponUser.UserID.Eq(uid),
 		q.CouponUser.Status.Eq(int(m.CouponUserStatusUnused)),
-		q.CouponUser.Where(q.CouponUser.ExpireAt.IsNull()).Or(q.CouponUser.ExpireAt.Gt(time.Now())),
+		q.CouponUser.Where(q.CouponUser.ExpireAt.IsNull()).Or(q.CouponUser.ExpireAt.Gt(time.Now().UTC())),
 	).Take()
 	if errors.Is(err, gorm.ErrRecordNotFound) {
 		return nil, core.NewBizErr("优惠券不存在或已失效")