2 files changed, 33 insertions, 18 deletions
diff --git a/src/main/java/org/traccar/protocol/HuabaoProtocolDecoder.java b/src/main/java/org/traccar/protocol/HuabaoProtocolDecoder.java
index e715547ed..675a08aef 100644
--- a/src/main/java/org/traccar/protocol/HuabaoProtocolDecoder.java
+++ b/src/main/java/org/traccar/protocol/HuabaoProtocolDecoder.java
@@ -335,24 +335,36 @@ public class HuabaoProtocolDecoder extends BaseProtocolDecoder {
                     position.set("cover", BitUtil.check(deviceStatus, 3));
                     break;
                 case 0xEB:
-                    while (buf.readerIndex() < endIndex) {
-                        int extendedLength = buf.readUnsignedShort();
-                        int extendedType = buf.readUnsignedShort();
-                        switch (extendedType) {
-                            case 0x0001:
-                                position.set("fuel1", buf.readUnsignedShort() * 0.1);
-                                buf.readUnsignedByte(); // unused
-                                break;
-                            case 0x0023:
-                                position.set("fuel2", Double.parseDouble(
-                                        buf.readCharSequence(6, StandardCharsets.US_ASCII).toString()));
-                                break;
-                            case 0x00CE:
-                                position.set(Position.KEY_POWER, buf.readUnsignedShort() * 0.01);
-                                break;
-                            default:
-                                buf.skipBytes(extendedLength - 2);
-                                break;
+                    if (buf.getUnsignedShort(buf.readerIndex()) > 200) {
+                        Network network = new Network();
+                        int mcc = buf.readUnsignedShort();
+                        int mnc = buf.readUnsignedByte();
+                        while (buf.readerIndex() < endIndex) {
+                            network.addCellTower(CellTower.from(
+                                    mcc, mnc, buf.readUnsignedShort(), buf.readUnsignedShort(),
+                                    buf.readUnsignedByte()));
+                        }
+                        position.setNetwork(network);
+                    } else {
+                        while (buf.readerIndex() < endIndex) {
+                            int extendedLength = buf.readUnsignedShort();
+                            int extendedType = buf.readUnsignedShort();
+                            switch (extendedType) {
+                                case 0x0001:
+                                    position.set("fuel1", buf.readUnsignedShort() * 0.1);
+                                    buf.readUnsignedByte(); // unused
+                                    break;
+                                case 0x0023:
+                                    position.set("fuel2", Double.parseDouble(
+                                            buf.readCharSequence(6, StandardCharsets.US_ASCII).toString()));
+                                    break;
+                                case 0x00CE:
+                                    position.set(Position.KEY_POWER, buf.readUnsignedShort() * 0.01);
+                                    break;
+                                default:
+                                    buf.skipBytes(extendedLength - 2);
+                                    break;
+                            }
                         }
                     }
                     break;
diff --git a/src/test/java/org/traccar/protocol/HuabaoProtocolDecoderTest.java b/src/test/java/org/traccar/protocol/HuabaoProtocolDecoderTest.java
index 6accd6305..e8bd92f8c 100644
--- a/src/test/java/org/traccar/protocol/HuabaoProtocolDecoderTest.java
+++ b/src/test/java/org/traccar/protocol/HuabaoProtocolDecoderTest.java
@@ -14,6 +14,9 @@ public class HuabaoProtocolDecoderTest extends ProtocolTest {
         verifyNull(decoder, binary(
                 "7E01000021013345678906000F002C012F373031313142534A2D4D3742203030303030303001D4C1423838383838B47E"));
 
+        verifyNotNull(decoder, binary(
+                "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"));
+
         verifyAttribute(decoder, binary(
                 "7e02000033421030000018004c000200000004000201556dcb06c4d41d000c00f100fc210118095853010400000000fe0140ff0c01cc000000002694000055d87a7e"),
                 Position.KEY_ALARM, Position.ALARM_TAMPERING);