diff --git a/json/pricing_program_timing.json b/json/pricing_program_timing.json
index a68dd3f..53d7345 100644
--- a/json/pricing_program_timing.json
+++ b/json/pricing_program_timing.json
@@ -9,14 +9,6 @@
 		"editexclouded": [
 			"id", "ppid", "name"
 		],
-		"subtables":[
-			{
-				"field": "pptid",
-				"title": "定价细项",
-				"icon": "{{entire_url('/pricing/imgs/pricing_item.svg')}}",
-				"subtable": "pricing_item"
-			}
-		],
 		"toolbar":{
 			"tools":[
 				{
diff --git a/pricing/init.py b/pricing/init.py
index 983a6f1..bf08df9 100644
--- a/pricing/init.py
+++ b/pricing/init.py
@@ -3,6 +3,7 @@ from sqlor.dbpools import DBPools
 from pricing.pricing import (
 	PricingProgram,
 	test_pricing,
+	get_pricing_program_timeing,
 	generate_formula_from_factors,
 	get_pricing_display,
 )
@@ -36,6 +37,7 @@ def load_pricing():
 	env.load_pricing_data = PricingProgram.load_pricing_data
 	env.get_pricing_program = PricingProgram.get_pricing_program
 	env.test_pricing = test_pricing
+	env.get_pricing_program_timeing = get_pricing_program_timeing
 	env.generate_formula_from_factors = generate_formula_from_factors
 	env.get_pricing_display = get_pricing_display
 	# Bind hot_reload event — only when running in ahserver (event_dispatcher available)
diff --git a/wwwroot/pricing_test.ui b/wwwroot/pricing_test.ui
index 4140974..7da3405 100644
--- a/wwwroot/pricing_test.ui
+++ b/wwwroot/pricing_test.ui
@@ -9,7 +9,7 @@
 		"fields": [
 {% if amount is not None %}
 			{
-				"name": amoumt,
+				"name": "amount",
 				"label": "价格",
 				"value": {{amount}},
 				"uitype": "float"