diff --git a/photo_review/photo_review.py b/photo_review/photo_review.py
index 7c19bb5..1346330 100644
--- a/photo_review/photo_review.py
+++ b/photo_review/photo_review.py
@@ -1,3 +1,4 @@
+import concurrent.futures
 import json
 import logging
 import math
@@ -337,7 +338,7 @@ def settlement_task(pk_phhd, settlement_list):
 
 
 def discharge_task(pk_phhd, discharge_record):
-    discharge_record_ie_result = request_ie_result(DISCHARGE_IE, discharge_record)
+    discharge_record_ie_result = information_extraction(DISCHARGE_IE, discharge_record)
     discharge_data = {
         "pk_phhd": pk_phhd,
         "hospital": handle_hospital(get_best_value_in_keys(discharge_record_ie_result, HOSPITAL)),
@@ -378,7 +379,7 @@ def discharge_task(pk_phhd, discharge_record):
 
 
 def cost_task(pk_phhd, cost_list):
-    cost_list_ie_result = request_ie_result(COST_IE, cost_list)
+    cost_list_ie_result = information_extraction(COST_IE, cost_list)
     cost_data = {
         "pk_phhd": pk_phhd,
         "name": handle_name(get_best_value_in_keys(cost_list_ie_result, PATIENT_NAME)),
@@ -415,14 +416,14 @@ def photo_review(pk_phhd):
         elif phrec.cRectype == "4":
             cost_list.append(phrec)
 
-    # with concurrent.futures.ThreadPoolExecutor() as executor:
-    #     executor.submit(settlement_task, pk_phhd, settlement_list)
-    #     executor.submit(discharge_task, pk_phhd, discharge_record)
-    #     # executor.submit(settlement_and_discharge_task, pk_phhd, settlement_list, discharge_record)
-    #     executor.submit(cost_task, pk_phhd, cost_list)
-    settlement_task(pk_phhd, settlement_list)
-    discharge_task(pk_phhd, discharge_record)
-    cost_task(pk_phhd, cost_list)
+    with concurrent.futures.ThreadPoolExecutor() as executor:
+        executor.submit(settlement_task, pk_phhd, settlement_list)
+        executor.submit(discharge_task, pk_phhd, discharge_record)
+        # executor.submit(settlement_and_discharge_task, pk_phhd, settlement_list, discharge_record)
+        executor.submit(cost_task, pk_phhd, cost_list)
+    # settlement_task(pk_phhd, settlement_list)
+    # discharge_task(pk_phhd, discharge_record)
+    # cost_task(pk_phhd, cost_list)
 
 
 def main():