diff --git a/vendors/HKT-SmartHard/hkt-dc-10 surface mounted parking sensor/hkt-dc-10-payload-decoder-chirpstack b/vendors/HKT-SmartHard/hkt-dc-10 surface mounted parking sensor/hkt-dc-10-payload-decoder-chirpstack
new file mode 100644
index 0000000..6dbf0a0
--- /dev/null
+++ b/vendors/HKT-SmartHard/hkt-dc-10 surface mounted parking sensor/hkt-dc-10-payload-decoder-chirpstack	
@@ -0,0 +1,106 @@
+/**
+ * Payload Decoder for ChirpStack v4
+ * 
+ * @author Pixeldieb
+ * @product HKT-DC-10
+ */
+
+function easy_decode(bytes) {
+    var decoded = {};
+    decoded.events = {};
+    decoded.events.AttributeEventV3 = {};
+    decoded.events.up_raw_data = {};
+    var decoded_down = {};
+    decoded_down.params = {};
+
+    if (bytes[0] === 0xfd && bytes[1] === 0xfe) {
+        if (bytes[3] === 0x01 && bytes[7] === 0x17 && bytes.length === 31) { // 属性帧
+            decoded.events.AttributeEventV3.Heartbeat = readUInt16LE(bytes.slice(8, 10));
+            decoded.events.AttributeEventV3.CarOnDecisionTime = readUInt8LE(bytes.slice(10, 11));
+            decoded.events.AttributeEventV3.CarOffDecisionTime = readUInt8LE(bytes.slice(11, 12));
+            decoded.events.AttributeEventV3.MagTrace = readUInt8LE(bytes.slice(12, 13));
+            decoded.events.AttributeEventV3.MagSensitive = readInt8LE(bytes.slice(13, 14));
+            decoded.events.AttributeEventV3.MagThreshold = readUInt8LE(bytes.slice(14, 15));
+            decoded.events.AttributeEventV3.MagWorkBegin = readUInt8LE(bytes.slice(15, 16));
+            decoded.events.AttributeEventV3.MagWorkEnd = readUInt8LE(bytes.slice(16, 17));
+            decoded.events.AttributeEventV3.SelfAdapterRate = readUInt8LE(bytes.slice(17, 18));
+            decoded.events.AttributeEventV3.SelfAdapterSsThd = readUInt8LE(bytes.slice(18, 19));
+            decoded.events.AttributeEventV3.SelfAdapterSfThd = readUInt8LE(bytes.slice(19, 20));
+            decoded.events.AttributeEventV3.SelfAdapterDfThd = readUInt16LE(bytes.slice(20, 22));
+            decoded.events.AttributeEventV3.RadarAmpFactor = readUInt8LE(bytes.slice(22, 23));
+            decoded.events.AttributeEventV3.RadarMagDiffThd = readUInt8LE(bytes.slice(23, 24));
+            decoded.events.AttributeEventV3.RadarMagEdge = readUInt8LE(bytes.slice(24, 25));
+            decoded.events.AttributeEventV3.RadarMagThdLL = readUInt8LE(bytes.slice(25, 26));
+            decoded.events.AttributeEventV3.RadarMagThdHH = readUInt16LE(bytes.slice(26, 28));
+            decoded.events.AttributeEventV3.DeviceState = readUInt8LE(bytes.slice(28, 29));
+            decoded.events.AttributeEventV3.FwVersion = readUInt8LE(bytes.slice(29, 30));
+            decoded.events.AttributeEventV3.HwVersion = readUInt8LE(bytes.slice(30, 31));
+            decoded.events.AttributeEventV3.ServerTime = formatDate(new Date().getTime());
+            decoded.events.AttributeEventV3.HexContext = bytesToHexString(bytes);
+            decoded.events.up_raw_data.server_unix_time = formatDate(new Date().getTime());
+            decoded.events.up_raw_data.content = bytesToHexString(bytes);
+        } else if (bytes[3] === 0x02 && bytes[7] === 0x15 && bytes.length === 29) { // 业务帧
+            decoded.events.AttributeEventV3.UnixTime = readUInt32LE(bytes.slice(8, 12));
+            decoded.events.AttributeEventV3.MagneticState = readUInt8LE(bytes.slice(12, 13));
+            decoded.events.AttributeEventV3.CarEventCount = readUInt16LE(bytes.slice(13, 15));
+            decoded.events.AttributeEventV3.Xaxis = readInt16LE(bytes.slice(15, 17));
+            decoded.events.AttributeEventV3.Yaxis = readInt16LE(bytes.slice(17, 19));
+            decoded.events.AttributeEventV3.Zaxis = readInt16LE(bytes.slice(19, 21));
+            decoded.events.AttributeEventV3.Voltage = readUInt16LE(bytes.slice(21, 23));
+            decoded.events.AttributeEventV3.Temperature = readInt8LE(bytes.slice(23, 24));
+            decoded.events.AttributeEventV3.RSSI = readInt8LE(bytes.slice(24, 25));
+            decoded.events.AttributeEventV3.SNR = readInt8LE(bytes.slice(25, 26));
+            decoded.events.AttributeEventV3.AlarmCode = readUInt8LE(bytes.slice(26, 27)).toString(2);
+            decoded.events.AttributeEventV3.RadarDistance = readUInt8LE(bytes.slice(27, 28));
+            decoded.events.AttributeEventV3.DecisionInfo = readUInt8LE(bytes.slice(28, 29));
+            decoded.events.AttributeEventV3.ServerTime = formatDate(new Date().getTime());
+            decoded.events.AttributeEventV3.HexContext = bytesToHexString(bytes);
+            decoded.events.up_raw_data.server_unix_time = formatDate(new Date().getTime());
+            decoded.events.up_raw_data.content = bytesToHexString(bytes);
+        } else if (bytes[3] === 0x03 && bytes[7] === 0x1f && bytes.length === 39) { // 心跳帧
+            decoded.events.AttributeEventV3.UnixTime = readUInt32LE(bytes.slice(8, 12));
+            decoded.events.AttributeEventV3.MagneticState = readUInt8LE(bytes.slice(12, 13));
+            decoded.events.AttributeEventV3.CarEventCount = readUInt16LE(bytes.slice(13, 15));
+            decoded.events.AttributeEventV3.Xaxis = readInt16LE(bytes.slice(15, 17));
+            decoded.events.AttributeEventV3.Yaxis = readInt16LE(bytes.slice(17, 19));
+            decoded.events.AttributeEventV3.Zaxis = readInt16LE(bytes.slice(19, 21));
+            decoded.events.AttributeEventV3.Voltage = readUInt16LE(bytes.slice(21, 23));
+            decoded.events.AttributeEventV3.Temperature = readInt8LE(bytes.slice(23, 24));
+            decoded.events.AttributeEventV3.RSSI = readInt8LE(bytes.slice(24, 25));
+            decoded.events.AttributeEventV3.SNR = readInt8LE(bytes.slice(25, 26));
+            decoded.events.AttributeEventV3.AlarmCode = readUInt8LE(bytes.slice(26, 27)).toString(2);
+            decoded.events.AttributeEventV3.RadarDistance = readUInt8LE(bytes.slice(27, 28));
+            decoded.events.AttributeEventV3.DecisionInfo = readUInt8LE(bytes.slice(28, 29));
+            decoded.events.AttributeEventV3.BaseX = readInt16LE(bytes.slice(29, 31));
+            decoded.events.AttributeEventV3.BaseY = readInt16LE(bytes.slice(31, 33));
+            decoded.events.AttributeEventV3.BaseZ = readInt16LE(bytes.slice(33, 35));
+            decoded.events.AttributeEventV3.ComfirmFailure = readUInt16LE(bytes.slice(35, 37));
+            decoded.events.AttributeEventV3.RadarWorkTimes = readUInt16LE(bytes.slice(37, 39));
+            decoded.events.AttributeEventV3.ServerTime = formatDate(new Date().getTime());
+            decoded.events.AttributeEventV3.HexContext = bytesToHexString(bytes);
+            decoded.events.up_raw_data.server_unix_time = formatDate(new Date().getTime());
+            decoded.events.up_raw_data.content = bytesToHexString(bytes);
+        } else if (bytes[3] === 0x05 && bytes[7] === 0x0a && bytes.length === 18) { // 控制帧
+            decoded_down.method = "thing.service.ControlCmdV3";
+            decoded_down.id = "10003";
+            decoded_down.version = "1.30";
+            decoded_down.params.BusinessId = readUInt32LE(bytes.slice(8, 12));
+            decoded_down.params.CommandCode = readUInt16LE(bytes.slice(12, 14));
+            decoded_down.params.Key = readUInt16LE(bytes.slice(14, 16));
+            decoded_down.params.Value = readUInt16LE(bytes.slice(16, 18));
+            return decoded_down;
+        } else if (bytes[3] === 0x06 && bytes[7] === 0x18 && bytes.length === 32) { // 配置帧
+            decoded_down.method = "thing.service.ControlCmdV3";
+            decoded_down.id = "10003";
+            decoded_down.version = "1.30";
+            decoded_down.params.BusinessId = readUInt32LE(bytes.slice(8, 12));
+            decoded_down.params.MagHeartbeat = readUInt16LE(bytes.slice(12, 14));
+            decoded_down.params.MagCaron = readUInt8LE(bytes.slice(14, 15));
+            decoded_down.params.MagCaroff = readUInt8LE(bytes.slice(15, 16));
+            decoded_down.params.MagTrace = readUInt8LE(bytes.slice(16, 17));
+            decoded_down.params.MagSensitive = readUInt8LE(bytes.slice(17, 18));
+            decoded_down.params.MagThreshold = readUInt8LE(bytes.slice(18, 19));
+            decoded_down.params.MagWorkBegin = readUInt8LE(bytes.slice(19, 20));
+            decoded_down.params.MagWorkEnd = readUInt8LE(bytes.slice(20, 21));
+            decoded_down.params.SelfAdapterRate = readUInt8LE(bytes.slice(21, 22));
+            decoded_down.params.SelfAdapterSsThd =