diff --git a/app/controllers/api/pm/issues_controller.rb b/app/controllers/api/pm/issues_controller.rb
index e00c5d055..b9484571b 100644
--- a/app/controllers/api/pm/issues_controller.rb
+++ b/app/controllers/api/pm/issues_controller.rb
@@ -41,9 +41,8 @@ class Api::Pm::IssuesController < Api::Pm::BaseController
     @issues = @issues.where(status_id: status_ids) unless status_ids.blank?
     @issues = @issues.where(priority_id: params[:priority_id]) if params[:priority_id].present?
     @issues = @issues.where(author_id: params[:author_id]) if params[:author_id].present?
-    @issues = @issues.joins(:requirement_issue_ext).where(requirement_issue_exts: {pms_product_module_id: params[:pms_product_module_id]})  if params[:pms_product_module_id].present?
     pms_product_module_ids = params[:pms_product_module_ids].present? ? params[:pms_product_module_ids].split(",") : []
-    @issues = @issues.joins(:requirement_issue_ext).where(requirement_issue_exts: {pms_product_module_id: pms_product_module_ids}) if pms_product_module_ids.present?
+    @issues = @issues.joins(:pms_product_module_relates).where(pms_product_module_relates: {pms_product_module_id: pms_product_module_ids}) if pms_product_module_ids.present?
 
     # assigner_id
     if params[:assigner_id].present?
@@ -380,7 +379,7 @@ class Api::Pm::IssuesController < Api::Pm::BaseController
       :update_begin_date, :update_end_date,
       :sort_by, :sort_direction, :root_id,
       :issue_tag_ids, :pm_project_id, :pm_sprint_id, :pm_issue_type, :pm_project_ids,
-      :pms_product_module_id, :need_type, :function_type, :identifier, :pms_product_module_ids, 
+      :need_type, :function_type, :identifier, :pms_product_module_ids, 
       :status_ids, :ids, :exclude_ids, :pm_issue_types, :participator_id, :enterprise_identifier
     )
   end
@@ -394,7 +393,8 @@ class Api::Pm::IssuesController < Api::Pm::BaseController
       :subject, :description, :blockchain_token_num, :root_subject,
       :pm_project_id, :pm_sprint_id, :pm_issue_type, :root_id, :link_able_id, :project_id,
       :status_msg, :status_msg_type, :enterprise_identifier,
-      requirement_issue_ext: [:pms_product_module_id, :need_type, :function_type, :identifier],
+      requirement_issue_ext: [:need_type, :function_type, :identifier],
+      pms_product_module_ids: [],
       issue_tag_ids: [],
       assigner_ids: [],
       attachment_ids: [],
@@ -406,6 +406,7 @@ class Api::Pm::IssuesController < Api::Pm::BaseController
     params.permit(
       :status_id, :priority_id, :milestone_id, :pm_sprint_id, :due_date, :pm_issue_type, :root_id, :target_pm_project_id, :project_id,
       requirement_issue_ext: [:pms_product_module_id, :need_type, :function_type, :identifier],
+      :pms_product_module_ids => [],
       :issue_tag_ids => [],
       :assigner_ids => [] )
   end
diff --git a/app/models/issue.rb b/app/models/issue.rb
index 9e4b8ac27..50e4e9720 100644
--- a/app/models/issue.rb
+++ b/app/models/issue.rb
@@ -104,6 +104,7 @@ class Issue < ApplicationRecord
   # PM 关联工作项目
   has_many :pm_links, as: :linkable, dependent: :destroy
   has_one :requirement_issue_ext, dependent: :destroy
+  has_many :pms_product_module_relates, dependent: :destroy
 
   belongs_to :changer, class_name: 'User', foreign_key: :changer_id, optional: true
 
diff --git a/app/models/pms_product_module_relate.rb b/app/models/pms_product_module_relate.rb
new file mode 100644
index 000000000..c286ee339
--- /dev/null
+++ b/app/models/pms_product_module_relate.rb
@@ -0,0 +1,18 @@
+# == Schema Information
+#
+# Table name: pms_product_module_relates
+#
+#  id                    :integer          not null, primary key
+#  issue_id              :integer
+#  pms_product_module_id :integer
+#  created_at            :datetime         not null
+#  updated_at            :datetime         not null
+#
+# Indexes
+#
+#  index_pms_product_module_relates_on_issue_id  (issue_id)
+#
+
+class PmsProductModuleRelate < ApplicationRecord
+  belongs_to :issue
+end
diff --git a/app/services/api/v1/issues/list_service.rb b/app/services/api/v1/issues/list_service.rb
index 8dcfe685c..84c74a8ce 100644
--- a/app/services/api/v1/issues/list_service.rb
+++ b/app/services/api/v1/issues/list_service.rb
@@ -5,7 +5,7 @@ class Api::V1::Issues::ListService < ApplicationService
   attr_reader :begin_date, :end_date, :update_begin_date, :update_end_date
   attr_reader :milestone_id, :assigner_id, :status_id, :priority_id, :sort_by, :sort_direction, :current_user, :enterprise_identifier
   attr_reader :pm_project_id, :pm_project_ids, :pm_sprint_id, :root_id, :pm_issue_type, :status_ids, :ids, :exclude_ids, :pm_issue_types
-  attr_reader :pms_product_module_id, :need_type, :function_type, :identifier, :pms_product_module_ids
+  attr_reader :need_type, :function_type, :identifier, :pms_product_module_ids
   attr_accessor :queried_issues, :total_issues_count, :closed_issues_count, :opened_issues_count, :complete_issues_count, :participator
 
   validates :category, inclusion: { in: %w[all opened closed], message: '请输入正确的Category'}
@@ -40,7 +40,6 @@ class Api::V1::Issues::ListService < ApplicationService
     @pm_issue_type = params[:pm_issue_type]
     @ids = params[:ids]
     @exclude_ids = params[:exclude_ids]
-    @pms_product_module_id = params[:pms_product_module_id]
     @need_type = params[:need_type]
     @function_type = params[:function_type]
     @identifier = params[:identifier]
@@ -169,11 +168,6 @@ class Api::V1::Issues::ListService < ApplicationService
     # keyword
     issues = issues.ransack(subject_or_description_cont: keyword).result if keyword.present?
 
-    # pms_product_module_id
-    if pms_product_module_id.present?
-      issues = issues.joins(:requirement_issue_ext).where(requirement_issue_exts: {pms_product_module_id: pms_product_module_id}) 
-    end
-
     # need_type
     if need_type.present?
       issues = issues.joins(:requirement_issue_ext).where(requirement_issue_exts: {need_type: need_type}) 
@@ -191,7 +185,7 @@ class Api::V1::Issues::ListService < ApplicationService
 
     # pms_product_module_ids
     if pms_product_module_ids.present?
-      issues = issues.joins(:requirement_issue_ext).where(requirement_issue_exts: {pms_product_module_id: pms_product_module_ids}) 
+      issues = issues.joins(:pms_product_module_relates).where(pms_product_module_relates: {pms_product_module_id: pms_product_module_ids}) 
     end
 
     @closed_issues_count = issues.closed.distinct.size
diff --git a/app/views/api/v1/issues/_detail.json.jbuilder b/app/views/api/v1/issues/_detail.json.jbuilder
index 53cded8b5..49e705fcc 100644
--- a/app/views/api/v1/issues/_detail.json.jbuilder
+++ b/app/views/api/v1/issues/_detail.json.jbuilder
@@ -58,8 +58,8 @@ json.project do
   end
 end
 if issue.requirement_issue_ext.present?
-  json.pms_product_module_id issue.requirement_issue_ext.pms_product_module_id
   json.need_type issue.requirement_issue_ext.need_type
   json.function_type issue.requirement_issue_ext.function_type 
   json.identifier issue.requirement_issue_ext.identifier
-end
\ No newline at end of file
+end
+json.pms_product_module_ids issue.pms_product_module_relates.pluck(:pms_product_module_id)
\ No newline at end of file
diff --git a/app/views/api/v1/issues/_simple_detail.json.jbuilder b/app/views/api/v1/issues/_simple_detail.json.jbuilder
index 90331791b..28798a3ec 100644
--- a/app/views/api/v1/issues/_simple_detail.json.jbuilder
+++ b/app/views/api/v1/issues/_simple_detail.json.jbuilder
@@ -48,9 +48,9 @@ json.due_date issue.due_date
 json.plan_start_date issue.plan_start_date
 json.plan_end_date issue.plan_end_date
 if issue.requirement_issue_ext.present?
-  json.pms_product_module_id issue.requirement_issue_ext.pms_product_module_id
   json.need_type issue.requirement_issue_ext.need_type
   json.function_type issue.requirement_issue_ext.function_type 
   json.identifier issue.requirement_issue_ext.identifier
 end
-json.current_depth issue.depth
\ No newline at end of file
+json.current_depth issue.depth
+json.pms_product_module_ids issue.pms_product_module_relates.pluck(:pms_product_module_id)
\ No newline at end of file
diff --git a/db/migrate/20260204055829_create_pms_product_module_relates.rb b/db/migrate/20260204055829_create_pms_product_module_relates.rb
new file mode 100644
index 000000000..5d24031a5
--- /dev/null
+++ b/db/migrate/20260204055829_create_pms_product_module_relates.rb
@@ -0,0 +1,17 @@
+class CreatePmsProductModuleRelates < ActiveRecord::Migration[5.2]
+  def change
+    create_table :pms_product_module_relates do |t|
+      t.references :issue
+      t.integer :pms_product_module_id
+
+      t.timestamps
+    end
+
+    IssueRequirement.where.not(pms_product_module_id: nil) do |ir|
+      PmsProductModuleRelate.create!(
+        issue: ir.issue,
+        pms_product_module_id: ir.pms_product_module_id
+      )
+    end
+  end
+end