diff --git a/src/main/java/com/fanruan/api/cal/formula/BaseFormula.java b/src/main/java/com/fanruan/api/cal/formula/BaseFormula.java
new file mode 100644
index 0000000..8759942
--- /dev/null
+++ b/src/main/java/com/fanruan/api/cal/formula/BaseFormula.java
@@ -0,0 +1,8 @@
+package com.fanruan.api.cal.formula;
+
+public class BaseFormula extends com.fr.base.BaseFormula{
+    @Override
+    public String getXmlTag(){
+        return "";
+    }
+}
diff --git a/src/main/java/com/fanruan/api/config/DefaultConfiguration.java b/src/main/java/com/fanruan/api/config/DefaultConfiguration.java
new file mode 100644
index 0000000..9135649
--- /dev/null
+++ b/src/main/java/com/fanruan/api/config/DefaultConfiguration.java
@@ -0,0 +1,4 @@
+package com.fanruan.api.config;
+
+public class DefaultConfiguration extends com.fr.config.DefaultConfiguration{
+}
diff --git a/src/main/java/com/fanruan/api/script/ScriptKit.java b/src/main/java/com/fanruan/api/script/ScriptKit.java
new file mode 100644
index 0000000..67108f2
--- /dev/null
+++ b/src/main/java/com/fanruan/api/script/ScriptKit.java
@@ -0,0 +1,14 @@
+package com.fanruan.api.script;
+import com.fr.script.ScriptFactory;
+
+import javax.script.ScriptEngine;
+
+public class ScriptKit {
+    /**
+     * 获取一个全新的脚本执行引擎
+     * @return 一个全新的脚本执行引擎
+     */
+    public static ScriptEngine newScriptEngine() {
+        return ScriptFactory.newScriptEngine();
+    }
+}
diff --git a/src/main/java/com/fanruan/api/uniqueKey/UniqueKeyKit.java b/src/main/java/com/fanruan/api/uniqueKey/UniqueKeyKit.java
new file mode 100644
index 0000000..f2f83e2
--- /dev/null
+++ b/src/main/java/com/fanruan/api/uniqueKey/UniqueKeyKit.java
@@ -0,0 +1,4 @@
+package com.fanruan.api.uniqueKey;
+
+public class UniqueKeyKit extends com.fr.config.utils.UniqueKey{
+}
diff --git a/src/main/java/com/fanruan/api/util/eval/error/UtilEvalError.java b/src/main/java/com/fanruan/api/util/eval/error/UtilEvalError.java
new file mode 100644
index 0000000..cda74ac
--- /dev/null
+++ b/src/main/java/com/fanruan/api/util/eval/error/UtilEvalError.java
@@ -0,0 +1,4 @@
+package com.fanruan.api.util.eval.error;
+
+public class UtilEvalError extends com.fr.stable.UtilEvalError{
+}