diff --git a/app/forms/item_banks/save_item_form.rb b/app/forms/item_banks/save_item_form.rb
index 981c38269..25e5a289a 100644
--- a/app/forms/item_banks/save_item_form.rb
+++ b/app/forms/item_banks/save_item_form.rb
@@ -7,8 +7,6 @@ class ItemBanks::SaveItemForm
   validates :sub_discipline_id, presence: true
   validates :item_type, presence: true, inclusion: {in: %W(SINGLE MULTIPLE JUDGMENT COMPLETION SUBJECTIVE PRACTICAL PROGRAM)}
   validates :difficulty, presence: true, inclusion: {in: 1..3}, numericality: { only_integer: true }
-  validates :name, presence: true, length: { maximum: 1000, too_long: "不能超过1000个字符" }
-  validates :analysis, length: { maximum: 5000, too_long: "不能超过5000个字符" }
 
   def validate!
     super
@@ -27,7 +25,6 @@ class ItemBanks::SaveItemForm
 
     attr_accessor :choice_text, :is_answer
 
-    validates :choice_text, presence: true, length: { maximum: 500, too_long: "不能超过500个字符" }
     validates :is_answer, presence: true, inclusion: {in: 0..1}, numericality: { only_integer: true }
   end
 end
\ No newline at end of file
diff --git a/app/models/item_bank.rb b/app/models/item_bank.rb
index 242b7de92..d22e421a3 100644
--- a/app/models/item_bank.rb
+++ b/app/models/item_bank.rb
@@ -13,6 +13,8 @@ class ItemBank < ApplicationRecord
   has_many :tag_disciplines, through: :tag_discipline_containers
 
   belongs_to :container, polymorphic: true, optional: true
+  validates :name, presence: true, length: { maximum: 1000, too_long: "不能超过1000个字符" }
+  validates :analysis, length: { maximum: 5000, too_long: "不能超过5000个字符" }
 
   def analysis
     item_analysis&.analysis
diff --git a/app/models/item_choice.rb b/app/models/item_choice.rb
index 2b2b08c9d..adee69f66 100644
--- a/app/models/item_choice.rb
+++ b/app/models/item_choice.rb
@@ -1,3 +1,5 @@
 class ItemChoice < ApplicationRecord
   belongs_to :item_bank, touch: true
+  validates :choice_text, presence: true, length: { maximum: 500, too_long: "不能超过500个字符" }
+
 end