diff --git a/app/services/api/v1/issues/create_service.rb b/app/services/api/v1/issues/create_service.rb
index 10390a56d..8c6625ff1 100644
--- a/app/services/api/v1/issues/create_service.rb
+++ b/app/services/api/v1/issues/create_service.rb
@@ -34,11 +34,11 @@ class Api::V1::Issues::CreateService < ApplicationService
     @pm_issue_type = params[:pm_issue_type]
     @root_id = params[:root_id]
     @time_scale = params[:time_scale]
-    @belink_able_id = params[:link_able_id]
+    @linkable_id = params[:link_able_id]
   end
 
   def call
-    raise Error, errors.full_messages.join(", ") unless valid? 
+    raise Error, errors.full_messages.join(', ') unless valid? 
     ActiveRecord::Base.transaction do 
       check_issue_status(status_id)
       check_issue_priority(priority_id)
@@ -67,18 +67,17 @@ class Api::V1::Issues::CreateService < ApplicationService
       @created_issue.pm_issue_type = @pm_issue_type
       @created_issue.root_id = @root_id
       @created_issue.time_scale = @time_scale
-      @created_issue.issue_tags_value = @issue_tags.order("id asc").pluck(:id).join(",") unless issue_tag_ids.blank?
+      @created_issue.issue_tags_value = @issue_tags.order('id asc').pluck(:id).join(',') unless issue_tag_ids.blank?
       @created_issue.changer_id = @current_user.id
       @created_issue.save!
 
-      @created_issue.pm_links.find_or_create_by(be_linkable_type: 'Issue', be_linkable_id: @belink_able_id) if @belink_able_id.present?
-
+      PmLink.create(be_linkable_type: 'Issue', be_linkable_id: @created_issue.id, linkable_type: 'Issue', linkable_id: @linkable_id) if @linkable_id.present?
       if Site.has_blockchain? && @project.use_blockchain
         if @created_issue.blockchain_token_num.present? && @created_issue.blockchain_token_num > 0 
           Blockchain::CreateIssue.call({user_id: current_user.id, project_id: @created_issue.project_id, token_num: @created_issue.blockchain_token_num})
         end
 
-        push_activity_2_blockchain("issue_create", @created_issue) 
+        push_activity_2_blockchain('issue_create', @created_issue) 
       end
 
       project.del_project_issue_cache_delete_count # 把缓存里存储项目删除issue的个数清除掉
@@ -117,8 +116,8 @@ class Api::V1::Issues::CreateService < ApplicationService
       status_id: status_id, 
       priority_id: priority_id,
       project_issues_index: (project.get_last_project_issues_index + 1),
-      issue_type: "1",
-      issue_classify: "issue"
+      issue_type: '1',
+      issue_classify: 'issue'
     }
 
     issue_attributes.merge!({description: description}) if description.present?
@@ -132,29 +131,29 @@ class Api::V1::Issues::CreateService < ApplicationService
   end
 
   def build_author_participants 
-    @created_issue.issue_participants.new({participant_type: "authored", participant_id: current_user.id})
+    @created_issue.issue_participants.new({participant_type: 'authored', participant_id: current_user.id})
   end
 
   def build_assigner_participants
     assigner_ids.each do |aid|
-      @created_issue.issue_participants.new({participant_type: "assigned", participant_id: aid})
+      @created_issue.issue_participants.new({participant_type: 'assigned', participant_id: aid})
     end
   end
 
   def build_atme_participants
     @atme_receivers.each do |receiver|
-      @created_issue.issue_participants.new({participant_type: "atme", participant_id: receiver.id})
+      @created_issue.issue_participants.new({participant_type: 'atme', participant_id: receiver.id})
     end
   end
 
   def build_issue_project_trends
     return if @project.id == 0
-    @created_issue.project_trends.new({user_id: current_user.id, project_id: @project.id, action_type: "create"})
+    @created_issue.project_trends.new({user_id: current_user.id, project_id: @project.id, action_type: 'create'})
     @created_issue.project_trends.new({user_id: current_user.id, project_id: @project.id, action_type: ProjectTrend::CLOSE}) if status_id.to_i == 5
   end
 
   def build_issue_journal_details
     journal = @created_issue.journals.new({user_id: current_user.id})
-    journal.journal_details.new({property: "issue", prop_key: 1, old_value: '', value: ''})
+    journal.journal_details.new({property: 'issue', prop_key: 1, old_value: '', value: ''})
   end 
 end
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