diff --git a/test_samples/test_21.json b/test_samples/test_21.json
new file mode 100644
index 0000000..9c9caeb
--- /dev/null
+++ b/test_samples/test_21.json
@@ -0,0 +1,27 @@
+{
+  "content": [
+    {
+      "label": "retailername",
+      "value": "Best Denki"
+    },
+    {
+      "label": "sold_to_party",
+      "value": null
+    },
+    {
+      "label": "purchase_date",
+      "value": [
+        "2022-02-18"
+      ]
+    },
+    {
+      "label": "imei_number",
+      "value": [
+        "357822611219904"
+      ]
+    }
+  ],
+  "doc_type": "sbt_document",
+  "end_page": 2,
+  "start_page": 1
+}
\ No newline at end of file
diff --git a/test_samples/test_22.json b/test_samples/test_22.json
new file mode 100644
index 0000000..599c50a
--- /dev/null
+++ b/test_samples/test_22.json
@@ -0,0 +1,28 @@
+{
+    "content": [
+        {
+            "label": "retailername",
+            "value": "Best Denki"
+        },
+        {
+            "label": "sold_to_party",
+            "value": null
+        },
+        {
+            "label": "purchase_date",
+            "value": [
+                "2022-02-18"
+            ]
+        },
+        {
+            "label": "imei_number",
+            "value": [
+                "357822611219904",
+                "RFAW2022FED"
+            ]
+        }
+    ],
+    "doc_type": "sbt_document",
+    "end_page": 3,
+    "start_page": 1
+}
\ No newline at end of file
diff --git a/test_samples/test_23.json b/test_samples/test_23.json
new file mode 100644
index 0000000..9735e3b
--- /dev/null
+++ b/test_samples/test_23.json
@@ -0,0 +1,29 @@
+{
+    "content": [
+        {
+            "label": "retailername",
+            "value": "Best Denki"
+        },
+        {
+            "label": "sold_to_party",
+            "value": null
+        },
+        {
+            "label": "purchase_date",
+            "value": [
+                "2022-02-18"
+            ]
+        },
+        {
+            "label": "imei_number",
+            "value": [
+                "357822611219904",
+                "RFAW2022FED",
+                "5AWH14MT400396N"
+            ]
+        }
+    ],
+    "doc_type": "sbt_document",
+    "end_page": 4,
+    "start_page": 1
+}
\ No newline at end of file
diff --git a/test_samples/test_24.json b/test_samples/test_24.json
new file mode 100644
index 0000000..84f155c
--- /dev/null
+++ b/test_samples/test_24.json
@@ -0,0 +1,30 @@
+{
+    "content": [
+        {
+            "label": "retailername",
+            "value": "Best Denki"
+        },
+        {
+            "label": "sold_to_party",
+            "value": null
+        },
+        {
+            "label": "purchase_date",
+            "value": [
+                "2022-02-18"
+            ]
+        },
+        {
+            "label": "imei_number",
+            "value": [
+                "357822611219904",
+                "RFAW2022FED",
+                "5AWH14MT400396N",
+                "0HU33NIW200044K"
+            ]
+        }
+    ],
+    "doc_type": "sbt_document",
+    "end_page": 5,
+    "start_page": 1
+}
\ No newline at end of file
diff --git a/test_samples/test_25.json b/test_samples/test_25.json
new file mode 100644
index 0000000..92a2439
--- /dev/null
+++ b/test_samples/test_25.json
@@ -0,0 +1,31 @@
+{
+    "content": [
+        {
+            "label": "retailername",
+            "value": "Best Denki"
+        },
+        {
+            "label": "sold_to_party",
+            "value": null
+        },
+        {
+            "label": "purchase_date",
+            "value": [
+                "2022-02-18"
+            ]
+        },
+        {
+            "label": "imei_number",
+            "value": [
+                "357822611219904",
+                "RFAW2022FED",
+                "5AWH14MT400396N",
+                "0HU33NIW200044K",
+                "0GJG4DBW200318X"
+            ]
+        }
+    ],
+    "doc_type": "sbt_document",
+    "end_page": 6,
+    "start_page": 1
+}
\ No newline at end of file
diff --git a/tests/test_set_21_to_25.py b/tests/test_set_21_to_25.py
new file mode 100644
index 0000000..25e08c9
--- /dev/null
+++ b/tests/test_set_21_to_25.py
@@ -0,0 +1,97 @@
+import sys
+sys.path.append(".")
+from tests.utils import login, make_sbt_request, get_field
+import os
+import logging
+import json
+import deepdiff
+
+HOST = os.environ.get("IDP_HOST", "XXXXXXXXXXXXXXXXXXXXX")
+USERNAME = os.environ.get("IDP_USERNAME", "XXXXXXXXXXXXXXXXXXXXX")
+PASSWORD = os.environ.get("IDP_PASSWORD", "XXXXXXXXXXXXXXXXXXXXX")
+token = login(HOST, USERNAME, PASSWORD)
+
+
+def test_1_invoice_1_imei():
+    invoice_files = [
+        "test_samples/test_07/invoice_jpg.jpg",
+    ]
+    imei_files = [
+        "test_samples/test_07/imei_valid_1.jpg",
+    ]
+    data = make_sbt_request(host=HOST, token=token, invoice_files=invoice_files, imei_files=imei_files, ensure_success=False)
+    document = data["data"]["data"]["document"][0]
+    gt = json.load(open("test_samples/test_21.json", "r"))
+    diff = deepdiff.DeepDiff(document, gt)
+
+    assert diff == {}, f"Different result! GT: {gt}; RESULT: {document}"
+
+
+def test_1_invoice_2_imei():
+    invoice_files = [
+        "test_samples/test_07/invoice_jpg.jpg",
+    ]
+    imei_files = [
+        "test_samples/test_07/imei_valid_1.jpg",
+        "test_samples/test_07/imei_valid_2.jpg",
+    ]
+    data = make_sbt_request(host=HOST, token=token, invoice_files=invoice_files, imei_files=imei_files, ensure_success=False)
+    document = data["data"]["data"]["document"][0]
+    gt = json.load(open("test_samples/test_22.json", "r"))
+    diff = deepdiff.DeepDiff(document, gt)
+
+    assert diff == {}, f"Different result! GT: {gt}; RESULT: {document}"
+
+
+def test_1_invoice_3_imei():
+    invoice_files = [
+        "test_samples/test_07/invoice_jpg.jpg",
+    ]
+    imei_files = [
+        "test_samples/test_07/imei_valid_1.jpg",
+        "test_samples/test_07/imei_valid_2.jpg",
+        "test_samples/test_07/imei_valid_3.jpg",
+    ]
+    data = make_sbt_request(host=HOST, token=token, invoice_files=invoice_files, imei_files=imei_files, ensure_success=False)
+    document = data["data"]["data"]["document"][0]
+    gt = json.load(open("test_samples/test_23.json", "r"))
+    diff = deepdiff.DeepDiff(document, gt)
+
+    assert diff == {}, f"Different result! GT: {gt}; RESULT: {document}"
+
+
+def test_1_invoice_4_imei():
+    invoice_files = [
+        "test_samples/test_07/invoice_jpg.jpg",
+    ]
+    imei_files = [
+        "test_samples/test_07/imei_valid_1.jpg",
+        "test_samples/test_07/imei_valid_2.jpg",
+        "test_samples/test_07/imei_valid_3.jpg",
+        "test_samples/test_07/imei_valid_4.jpg",
+    ]
+    data = make_sbt_request(host=HOST, token=token, invoice_files=invoice_files, imei_files=imei_files, ensure_success=False)
+    document = data["data"]["data"]["document"][0]
+    gt = json.load(open("test_samples/test_24.json", "r"))
+    diff = deepdiff.DeepDiff(document, gt)
+
+    assert diff == {}, f"Different result! GT: {gt}; RESULT: {document}"
+
+
+def test_1_invoice_5_imei():
+    invoice_files = [
+        "test_samples/test_07/invoice_jpg.jpg",
+    ]
+    imei_files = [
+        "test_samples/test_07/imei_valid_1.jpg",
+        "test_samples/test_07/imei_valid_2.jpg",
+        "test_samples/test_07/imei_valid_3.jpg",
+        "test_samples/test_07/imei_valid_4.jpg",
+        "test_samples/test_07/imei_valid_5.jpg",
+    ]
+    data = make_sbt_request(host=HOST, token=token, invoice_files=invoice_files, imei_files=imei_files, ensure_success=False)
+    document = data["data"]["data"]["document"][0]
+    gt = json.load(open("test_samples/test_25.json", "r"))
+    diff = deepdiff.DeepDiff(document, gt)
+
+    assert diff == {}, f"Different result! GT: {gt}; RESULT: {document}"