diff --git a/src/main/java/com/isu/gaswellwatch/modbus/data/decode/impl/FactorDecodeHandler.java b/src/main/java/com/isu/gaswellwatch/modbus/data/decode/impl/FactorDecodeHandler.java
index b40a2c2..f1033f4 100644
--- a/src/main/java/com/isu/gaswellwatch/modbus/data/decode/impl/FactorDecodeHandler.java
+++ b/src/main/java/com/isu/gaswellwatch/modbus/data/decode/impl/FactorDecodeHandler.java
@@ -4,6 +4,7 @@ import cn.hutool.core.map.MapUtil;
 import com.isu.gaswellwatch.modbus.data.ModbusMessage;
 import com.isu.gaswellwatch.modbus.data.decode.DecodeHandler;
 import org.apache.commons.lang3.StringUtils;
+import org.apache.commons.lang3.math.NumberUtils;
 import org.springframework.stereotype.Component;
 
 import java.math.BigDecimal;
@@ -29,14 +30,28 @@ public class FactorDecodeHandler implements DecodeHandler {
 
     @Override
     public String decode(Map<String, Object> commandPointMap, String value) {
+        String factorStr = MapUtil.getStr(commandPointMap, "factor");
+        if (StringUtils.isNotBlank(factorStr) && NumberUtils.isCreatable(value)) {
+            BigDecimal factor = new BigDecimal(factorStr);
+            BigDecimal numberValue = new BigDecimal(value);
+            int precision = MapUtil.getInt(commandPointMap, "precision", 0);
+            switch (factor.compareTo(BigDecimal.ZERO)) {
+                case -1 -> {
+                    return numberValue.multiply(factor.abs()).toString();
+                }
+                case 1 -> {
+                    return numberValue.divide(factor, precision, RoundingMode.HALF_UP).toString();
+                }
+            }
+        }
         return value;
     }
 
     @Override
     public void decode(Map<String, Object> commandPointMap, ModbusMessage.MessagePoint point) {
-        point.setValue(this.decode(commandPointMap, point.getParseValue()));
+        point.setValue(point.getParseValue());
         String factorStr = MapUtil.getStr(commandPointMap, "factor");
-        if (StringUtils.isNotBlank(factorStr) && StringUtils.isNotBlank(point.getParseValue())) {
+        if (StringUtils.isNotBlank(factorStr) && NumberUtils.isCreatable(point.getParseValue())) {
             BigDecimal factor = new BigDecimal(factorStr);
             BigDecimal value = new BigDecimal(point.getValue());
             int precision = MapUtil.getInt(commandPointMap, "precision", 0);