diff --git a/app/controllers/api/pm/issues_controller.rb b/app/controllers/api/pm/issues_controller.rb
index 25cb88e81..1d004c57b 100644
--- a/app/controllers/api/pm/issues_controller.rb
+++ b/app/controllers/api/pm/issues_controller.rb
@@ -11,6 +11,7 @@ class Api::Pm::IssuesController < Api::Pm::BaseController
     @opened_issues_count = @object_result[:opened_issues_count]
     @closed_issues_count = @object_result[:closed_issues_count]
     @complete_issues_count = @object_result[:complete_issues_count]
+    @full_child_count = @object_result[:full_child_count]
     if params[:only_name].present?
       @issues = kaminary_select_paginate(
         @object_result[:data].select(:id, :subject, :project_issues_index, :updated_on, :created_on))
diff --git a/app/controllers/api/v1/issues_controller.rb b/app/controllers/api/v1/issues_controller.rb
index 87b7c051e..65e860fe9 100644
--- a/app/controllers/api/v1/issues_controller.rb
+++ b/app/controllers/api/v1/issues_controller.rb
@@ -9,6 +9,7 @@ class Api::V1::IssuesController < Api::V1::BaseController
     @total_issues_count = @object_result[:total_issues_count]
     @opened_issues_count = @object_result[:opened_issues_count]
     @closed_issues_count = @object_result[:closed_issues_count]
+    @full_child_count = @object_result[:full_child_count]
     if params[:only_name].present? 
       @issues = kaminary_select_paginate(@object_result[:data].select(:id, :subject, :project_issues_index, :updated_on, :created_on))
     else 
diff --git a/app/services/api/v1/issues/list_service.rb b/app/services/api/v1/issues/list_service.rb
index 41124d5a2..8d2d6fe9b 100644
--- a/app/services/api/v1/issues/list_service.rb
+++ b/app/services/api/v1/issues/list_service.rb
@@ -61,7 +61,8 @@ class Api::V1::Issues::ListService < ApplicationService
       total_issues_count: @total_issues_count, 
       closed_issues_count: @closed_issues_count, 
       opened_issues_count: @opened_issues_count,
-      complete_issues_count: @complete_issues_count
+      complete_issues_count: @complete_issues_count,
+      full_child_count: @full_child_count
     }
     # rescue 
     #   raise Error, "服务器错误，请联系系统管理员！"
@@ -214,6 +215,8 @@ class Api::V1::Issues::ListService < ApplicationService
               end
     end
 
+    @full_child_count = scope.sum(:child_count) 
+
     @queried_issues = scope
   end
 
diff --git a/app/views/api/v1/issues/index.json.jbuilder b/app/views/api/v1/issues/index.json.jbuilder
index 30e26d2ca..0bb56e81b 100644
--- a/app/views/api/v1/issues/index.json.jbuilder
+++ b/app/views/api/v1/issues/index.json.jbuilder
@@ -2,6 +2,7 @@ json.total_issues_count @total_issues_count
 json.opened_count @opened_issues_count
 json.closed_count @closed_issues_count
 json.complete_count @complete_issues_count
+json.full_child_count @full_child_count
 json.total_count @issues.total_count 
 json.has_created_issues @project.present? ? @project.issues.size > 0 : 0
 json.issues @issues.each do |issue|