diff --git a/src/sonic-pit/pit-sysdiag/cases/cpu_tc/config.json b/src/sonic-pit/pit-sysdiag/cases/cpu_tc/config.json
new file mode 100644
index 000000000000..b17842944328
--- /dev/null
+++ b/src/sonic-pit/pit-sysdiag/cases/cpu_tc/config.json
@@ -0,0 +1,6 @@
+{
+    "name": "cpu-test",
+    "description": "Check CPU information",
+    "type": "auto",
+    "tags": ["manufacture", "delivery", "pa", "power", "emc"]
+}
diff --git a/src/sonic-pit/pit-sysdiag/cases/memory_tc/config.json b/src/sonic-pit/pit-sysdiag/cases/memory_tc/config.json
new file mode 100644
index 000000000000..f079c826a1c8
--- /dev/null
+++ b/src/sonic-pit/pit-sysdiag/cases/memory_tc/config.json
@@ -0,0 +1,6 @@
+{
+    "name": "memory-test",
+    "description": "Check memory and pattern test",
+    "type": "auto",
+    "tags": ["manufacture", "delivery", "pa", "power", "emc"]
+}
diff --git a/src/sonic-pit/pit-sysdiag/cases/oob_tc/config.json b/src/sonic-pit/pit-sysdiag/cases/oob_tc/config.json
new file mode 100644
index 000000000000..a16c01512d35
--- /dev/null
+++ b/src/sonic-pit/pit-sysdiag/cases/oob_tc/config.json
@@ -0,0 +1,6 @@
+{
+    "name": "oob-test",
+    "description": "l2 mgmt switch test",
+    "type": "auto",
+    "tags": ["manufacture", "delivery", "pa"]
+}
diff --git a/src/sonic-pit/pit-sysdiag/cases/rtc_tc/config.json b/src/sonic-pit/pit-sysdiag/cases/rtc_tc/config.json
new file mode 100644
index 000000000000..baa81c1841fe
--- /dev/null
+++ b/src/sonic-pit/pit-sysdiag/cases/rtc_tc/config.json
@@ -0,0 +1,6 @@
+{
+    "name": "rtc-test",
+    "description": "Check RTC function",
+    "type": "auto",
+    "tags": ["manufacture", "delivery", "pa", "emc"]
+}
diff --git a/src/sonic-pit/pit-sysdiag/cases/sensor_tc/config.json b/src/sonic-pit/pit-sysdiag/cases/sensor_tc/config.json
new file mode 100644
index 000000000000..9da2d1d588dc
--- /dev/null
+++ b/src/sonic-pit/pit-sysdiag/cases/sensor_tc/config.json
@@ -0,0 +1,6 @@
+{
+    "name": "sensor-test",
+    "description": "Check sensors health",
+    "type": "auto",
+    "tags": ["manufacture", "delivery", "pa", "power", "emc"]
+}
diff --git a/src/sonic-pit/pit-sysdiag/cases/ssd_tc/config.json b/src/sonic-pit/pit-sysdiag/cases/ssd_tc/config.json
new file mode 100644
index 000000000000..a7f83ca9694a
--- /dev/null
+++ b/src/sonic-pit/pit-sysdiag/cases/ssd_tc/config.json
@@ -0,0 +1,6 @@
+{
+    "name": "ssd-test",
+    "description": "Check SSD capacity",
+    "type": "auto",
+    "tags": ["manufacture", "delivery", "pa", "emc", "power"]
+}
diff --git a/src/sonic-pit/pit-sysdiag/config/platform/x86_64-alibaba_as14-40d-cl-r0/case_config.json b/src/sonic-pit/pit-sysdiag/config/platform/x86_64-alibaba_as14-40d-cl-r0/case_config.json
new file mode 100644
index 000000000000..00e765bf6f8f
--- /dev/null
+++ b/src/sonic-pit/pit-sysdiag/config/platform/x86_64-alibaba_as14-40d-cl-r0/case_config.json
@@ -0,0 +1,52 @@
+{
+    "fan_info":{
+        "position": "bmc",
+        "count": 6,
+        "direction": "in",
+        "ratio_target": [10, 80, 20],
+        "speed_tolerance": 1000,
+        "speed_max": 20000,
+        "speed_min": 0,
+        "motor_count": 2
+    },
+    "psu_info":{
+        "position": "bmc",
+        "count": 2,
+        "in_power_min": 0,
+        "in_power_max": 0,
+        "in_vol_min": 0,
+        "in_vol_max": 0,
+        "in_curr_min": 0,
+        "in_curr_max": 0,
+        "out_power_min": 0,
+        "out_power_max": 0,
+        "out_vol_min": 0,
+        "out_vol_max": 0,
+        "out_curr_min": 0,
+        "out_curr_max": 0
+    },
+    "cpu_info": {
+        "Model name": "Intel(R) Xeon(R) CPU D-1533N @ 2.10GHz",
+        "BogoMIPS": 4189.0,
+        "CPU(s)": 6,
+        "CPU MHz": 2100.0
+    },
+    "memory_free_size": 100,
+    "rtc_info":{
+        "delay_time": 5,
+        "max_time_diff": 1
+    },
+    "ssd_test_size": "100M",
+    "ssd_bom": [
+        {
+            "model": "AF2MA31DTDLT240A",
+            "size": "240 GB"
+        },
+        {
+            "model": "MTFDDAV240TDS",
+            "size": "240 GB"
+        }
+    ],
+    "server_ip": "192.0.0.3",
+    "bmc_ip": "240.1.1.1"
+}
diff --git a/src/sonic-pit/pit-sysdiag/config/platform/x86_64-alibaba_as14-40d-cl-r0/platform_config.json b/src/sonic-pit/pit-sysdiag/config/platform/x86_64-alibaba_as14-40d-cl-r0/platform_config.json
new file mode 100644
index 000000000000..7e3768d00daf
--- /dev/null
+++ b/src/sonic-pit/pit-sysdiag/config/platform/x86_64-alibaba_as14-40d-cl-r0/platform_config.json
@@ -0,0 +1,10 @@
+{
+    "test_cases": [
+        "fan_tc",
+        "psu_tc",
+        "cpu_tc",
+        "memory_tc",
+        "rtc_tc",
+        "sensor_tc"
+    ]
+}