diff --git a/internal/application/certification/certification_application_service_impl.go b/internal/application/certification/certification_application_service_impl.go
index f805399..b6f9d16 100644
--- a/internal/application/certification/certification_application_service_impl.go
+++ b/internal/application/certification/certification_application_service_impl.go
@@ -733,6 +733,9 @@ func (s *CertificationApplicationServiceImpl) AdminListSubmitRecords(
 		Page:               query.Page,
 		PageSize:           query.PageSize,
 		ManualReviewStatus: query.ManualReviewStatus,
+		CompanyName:        query.CompanyName,
+		LegalPersonPhone:   query.LegalPersonPhone,
+		LegalPersonName:    query.LegalPersonName,
 	}
 	result, err := s.enterpriseInfoSubmitRecordRepo.List(ctx, filter)
 	if err != nil {
diff --git a/internal/application/certification/dto/queries/certification_queries.go b/internal/application/certification/dto/queries/certification_queries.go
index 0840371..e741046 100644
--- a/internal/application/certification/dto/queries/certification_queries.go
+++ b/internal/application/certification/dto/queries/certification_queries.go
@@ -198,4 +198,7 @@ type AdminListSubmitRecordsQuery struct {
 	Page               int    `json:"page" form:"page"`
 	PageSize           int    `json:"page_size" form:"page_size"`
 	ManualReviewStatus string `json:"manual_review_status" form:"manual_review_status"` // pending, approved, rejected，空为全部
+	CompanyName        string `json:"company_name" form:"company_name"`                 // 企业名称（模糊搜索）
+	LegalPersonPhone   string `json:"legal_person_phone" form:"legal_person_phone"`     // 法人手机号
+	LegalPersonName    string `json:"legal_person_name" form:"legal_person_name"`       // 法人姓名（模糊搜索）
 }
diff --git a/internal/domains/certification/repositories/enterprise_info_submit_record_repository.go b/internal/domains/certification/repositories/enterprise_info_submit_record_repository.go
index 741a4b5..4ffa430 100644
--- a/internal/domains/certification/repositories/enterprise_info_submit_record_repository.go
+++ b/internal/domains/certification/repositories/enterprise_info_submit_record_repository.go
@@ -8,6 +8,9 @@ import (
 // ListSubmitRecordsFilter 提交记录列表筛选
 type ListSubmitRecordsFilter struct {
 	ManualReviewStatus string // pending, approved, rejected，空表示全部
+	CompanyName        string // 企业名称（模糊搜索）
+	LegalPersonPhone   string // 法人手机号
+	LegalPersonName    string // 法人姓名（模糊搜索）
 	Page               int
 	PageSize           int
 }
diff --git a/internal/infrastructure/database/repositories/certification/gorm_enterprise_info_submit_record_repository.go b/internal/infrastructure/database/repositories/certification/gorm_enterprise_info_submit_record_repository.go
index f82042b..9047e11 100644
--- a/internal/infrastructure/database/repositories/certification/gorm_enterprise_info_submit_record_repository.go
+++ b/internal/infrastructure/database/repositories/certification/gorm_enterprise_info_submit_record_repository.go
@@ -95,6 +95,15 @@ func (r *GormEnterpriseInfoSubmitRecordRepository) List(ctx context.Context, fil
 	if filter.ManualReviewStatus != "" {
 		db = db.Where("manual_review_status = ?", filter.ManualReviewStatus)
 	}
+	if filter.CompanyName != "" {
+		db = db.Where("company_name LIKE ?", "%"+filter.CompanyName+"%")
+	}
+	if filter.LegalPersonPhone != "" {
+		db = db.Where("legal_person_phone = ?", filter.LegalPersonPhone)
+	}
+	if filter.LegalPersonName != "" {
+		db = db.Where("legal_person_name LIKE ?", "%"+filter.LegalPersonName+"%")
+	}
 	var total int64
 	if err := db.Count(&total).Error; err != nil {
 		return nil, err
@@ -111,6 +120,15 @@ func (r *GormEnterpriseInfoSubmitRecordRepository) List(ctx context.Context, fil
 	if filter.ManualReviewStatus != "" {
 		q = q.Where("manual_review_status = ?", filter.ManualReviewStatus)
 	}
+	if filter.CompanyName != "" {
+		q = q.Where("company_name LIKE ?", "%"+filter.CompanyName+"%")
+	}
+	if filter.LegalPersonPhone != "" {
+		q = q.Where("legal_person_phone = ?", filter.LegalPersonPhone)
+	}
+	if filter.LegalPersonName != "" {
+		q = q.Where("legal_person_name LIKE ?", "%"+filter.LegalPersonName+"%")
+	}
 	err := q.Order("submit_at DESC").Offset(offset).Limit(filter.PageSize).Find(&records).Error
 	if err != nil {
 		return nil, err
diff --git a/internal/shared/middleware/daily_rate_limit.go b/internal/shared/middleware/daily_rate_limit.go
index b1dc369..0d1cd69 100644
--- a/internal/shared/middleware/daily_rate_limit.go
+++ b/internal/shared/middleware/daily_rate_limit.go
@@ -34,6 +34,7 @@ type DailyRateLimitConfig struct {
 	BlockedCountries  []string `mapstructure:"blocked_countries"`   // 被阻止的国家/地区
 	EnableProxyCheck  bool     `mapstructure:"enable_proxy_check"`  // 是否检查代理
 	MaxConcurrent     int      `mapstructure:"max_concurrent"`      // 最大并发请求数
+
 	// 路径排除配置
 	ExcludePaths []string `mapstructure:"exclude_paths"` // 排除频率限制的路径
 	// 域名排除配置
diff --git a/internal/shared/validator/custom_validators.go b/internal/shared/validator/custom_validators.go
index 0f07416..ed1a8e5 100644
--- a/internal/shared/validator/custom_validators.go
+++ b/internal/shared/validator/custom_validators.go
@@ -637,8 +637,8 @@ func validateEnterpriseName(fl validator.FieldLevel) bool {
 			hasValidSuffix = true
 			break
 		}
-		// 同时检查括号内的企业类型，如：（个体工商户）、（分公司）
-		if strings.HasSuffix(trimmedName, "（"+suffix+"）") {
+		// 同时检查括号内的企业类型，支持中英文括号，如：（个体工商户）、(个体工商户)、（分公司）、(分公司)
+		if strings.HasSuffix(trimmedName, "（"+suffix+"）") || strings.HasSuffix(trimmedName, "("+suffix+")") {
 			hasValidSuffix = true
 			break
 		}
@@ -921,8 +921,8 @@ func ValidateEnterpriseName(enterpriseName string) error {
 			hasValidSuffix = true
 			break
 		}
-		// 同时检查括号内的企业类型，如：（个体工商户）、（分公司）
-		if strings.HasSuffix(trimmedName, "（"+suffix+"）") {
+		// 同时检查括号内的企业类型，支持中英文括号，如：（个体工商户）、(个体工商户)、（分公司）、(分公司)
+		if strings.HasSuffix(trimmedName, "（"+suffix+"）") || strings.HasSuffix(trimmedName, "("+suffix+")") {
 			hasValidSuffix = true
 			break
 		}