diff --git a/pom.xml b/pom.xml
index 67b0c0d..0beeec7 100644
--- a/pom.xml
+++ b/pom.xml
@@ -10,7 +10,7 @@
     </parent>
     <groupId>com.iflytop</groupId>
     <artifactId>uf</artifactId>
-    <version>0.0.19</version>
+    <version>0.0.30</version>
     <name>uf</name>
     <description>uf</description>
     <properties>
diff --git a/src/main/java/com/iflytop/uf/UfActiveRecordCriteria.java b/src/main/java/com/iflytop/uf/UfActiveRecordCriteria.java
index ff3a9ab..7e79caf 100644
--- a/src/main/java/com/iflytop/uf/UfActiveRecordCriteria.java
+++ b/src/main/java/com/iflytop/uf/UfActiveRecordCriteria.java
@@ -1,4 +1,5 @@
 package com.iflytop.uf;
+import java.util.HashMap;
 import java.util.Map;
 public class UfActiveRecordCriteria {
     // table name
@@ -9,4 +10,6 @@ public class UfActiveRecordCriteria {
     public Integer limit;
     // offset
     public Integer offset;
+    // orders
+    public Map<String, String> orders;
 }
diff --git a/src/main/java/com/iflytop/uf/UfActiveRecordMapper.java b/src/main/java/com/iflytop/uf/UfActiveRecordMapper.java
index 2b571ef..1ae7136 100644
--- a/src/main/java/com/iflytop/uf/UfActiveRecordMapper.java
+++ b/src/main/java/com/iflytop/uf/UfActiveRecordMapper.java
@@ -10,9 +10,12 @@ public interface UfActiveRecordMapper {
         "SELECT * FROM ${tableName} " +
         "<if test='conditions != null'>" +
           "WHERE " +
-          "<foreach collection='conditions' item='value' index='key' separator=' AND '>${key} = #{value}</foreach>" +
+          "<foreach collection='conditions' item='value' index='key' separator=' AND '>`${key}` = #{value}</foreach>" +
+        "</if> " +
+        "<if test='orders != null'>" +
+            "ORDER BY " +
+            "<foreach collection='orders' item='value' index='key' separator=','>`${key}` ${value}</foreach>" +
         "</if> " +
-        "ORDER BY id DESC " +
         "<if test='limit != null'>LIMIT #{limit}</if> " +
         "<if test='offset != null'>OFFSET #{offset}</if>" +
         "</script>"
@@ -24,7 +27,7 @@ public interface UfActiveRecordMapper {
         "SELECT COUNT(*) FROM ${tableName} " +
         "<if test='conditions != null'>" +
           "WHERE " +
-          "<foreach collection='conditions' item='value' index='key' separator=' AND '>${key} = #{value}</foreach>" +
+          "<foreach collection='conditions' item='value' index='key' separator=' AND '>`${key}` = #{value}</foreach>" +
         "</if>" +
         "</script>"
     )
@@ -36,7 +39,7 @@ public interface UfActiveRecordMapper {
     @Insert(
         "<script>" +
         "INSERT INTO ${tableName} " +
-        "<foreach collection='data' item='value' index='key' open='(' separator=',' close=')'>${key}</foreach>" +
+        "<foreach collection='data' item='value' index='key' open='(' separator=',' close=')'>`${key}`</foreach>" +
         "VALUES " +
         "<foreach collection='data' item='value' index='key' open='(' separator=',' close=')'>#{value}</foreach>" +
         "</script>"
diff --git a/src/main/java/com/iflytop/uf/actuator/UfActPipette.java b/src/main/java/com/iflytop/uf/actuator/UfActPipette.java
index bdf8e86..a679fa6 100644
--- a/src/main/java/com/iflytop/uf/actuator/UfActPipette.java
+++ b/src/main/java/com/iflytop/uf/actuator/UfActPipette.java
@@ -9,4 +9,9 @@ public class UfActPipette extends UfActuatorBase {
     public String ctrlPutTip(UfMdbActuatorCmd cmd) {
         return this.executeAndWaitForFinish(cmd);
     }
+
+    @UfActuatorCommand(name = "pipette_ctrl_move_to_ul")
+    public String ctrlMoveToUl(UfMdbActuatorCmd cmd) {
+        return this.executeAndWaitForFinish(cmd);
+    }
 }
diff --git a/src/main/java/com/iflytop/uf/model/UfMdbDictItem.java b/src/main/java/com/iflytop/uf/model/UfMdbDictItem.java
index b4be68d..2293834 100644
--- a/src/main/java/com/iflytop/uf/model/UfMdbDictItem.java
+++ b/src/main/java/com/iflytop/uf/model/UfMdbDictItem.java
@@ -36,4 +36,18 @@ public class UfMdbDictItem extends UfActiveRecord {
         assert item != null;
         return item.itemName;
     }
+
+    // get key value
+    public static String getValue( String groupKey, String itemKey ) {
+        var item = UfActiveRecord.findOne(UfMdbDictItem.class, Map.of("groupKey", groupKey, "itemKey", itemKey));
+        assert item != null;
+        return item.itemValue;
+    }
+
+    // match
+    public static Boolean match( String groupKey, String itemKey, String value ) {
+        var item = UfActiveRecord.findOne(UfMdbDictItem.class, Map.of("groupKey", groupKey, "itemKey", itemKey));
+        assert item != null;
+        return item.itemValue.equals(value);
+    }
 }
diff --git a/src/main/java/com/iflytop/uf/model/UfMdbOption.java b/src/main/java/com/iflytop/uf/model/UfMdbOption.java
index 4bff181..8f255cc 100644
--- a/src/main/java/com/iflytop/uf/model/UfMdbOption.java
+++ b/src/main/java/com/iflytop/uf/model/UfMdbOption.java
@@ -35,6 +35,15 @@ public class UfMdbOption extends UfActiveRecord {
         return option.value;
     }
 
+    // get option string
+    public static String getString( String key ) {
+        var option = UfActiveRecord.findOne(UfMdbOption.class, Map.of("key", key));
+        if ( null == option ) {
+            throw new RuntimeException("Option not found : " + key);
+        }
+        return option.value;
+    }
+
     // get option
     public static Integer getInteger(String key, Integer defaultValue ) {
         var option = UfMdbOption.getString(key, defaultValue.toString());
@@ -42,15 +51,34 @@ public class UfMdbOption extends UfActiveRecord {
     }
 
     // get option
+    public static Integer getInteger( String key ) {
+        var option = UfMdbOption.getString(key);
+        return Integer.parseInt(option);
+    }
+
+    // get option
     public static Double getDouble(String key, Double defaultValue ) {
         var option = UfMdbOption.getString(key, defaultValue.toString());
         return Double.parseDouble(option);
     }
 
+    // get option value as double
+    public static Double getDouble( String key ) {
+        var option = UfMdbOption.getString(key);
+        return Double.parseDouble(option);
+    }
+
     // get as boolean
     public static Boolean getBoolean( String key, Boolean defaultValue ) {
         var option = UfMdbOption.getString(key, defaultValue ? "1" : "0");
         option = option.toLowerCase();
         return "1".equals(option) || "true".equals(option) || "yes".equals(option) || "on".equals(option);
     }
+
+    // get option value as boolean
+    public static Boolean getBoolean( String key ) {
+        var option = UfMdbOption.getString(key);
+        option = option.toLowerCase();
+        return "1".equals(option) || "true".equals(option) || "yes".equals(option) || "on".equals(option);
+    }
 }
diff --git a/src/main/java/com/iflytop/uf/util/UfJsonHelper.java b/src/main/java/com/iflytop/uf/util/UfJsonHelper.java
index d23d083..888e48c 100644
--- a/src/main/java/com/iflytop/uf/util/UfJsonHelper.java
+++ b/src/main/java/com/iflytop/uf/util/UfJsonHelper.java
@@ -1,4 +1,5 @@
 package com.iflytop.uf.util;
+import com.fasterxml.jackson.databind.JsonNode;
 import com.fasterxml.jackson.databind.ObjectMapper;
 public class UfJsonHelper {
     // object to json
@@ -10,4 +11,14 @@ public class UfJsonHelper {
             throw new RuntimeException(e);
         }
     }
+
+    // json to node
+    public static JsonNode jsonToNode(String json) {
+        ObjectMapper mapper = new ObjectMapper();
+        try {
+            return mapper.readTree(json);
+        } catch (Exception e) {
+            throw new RuntimeException(e);
+        }
+    }
 }