diff --git a/code/ProductionDao.java b/code/ProductionDao.java
new file mode 100644
index 0000000..d8c4303
--- /dev/null
+++ b/code/ProductionDao.java
@@ -0,0 +1,12 @@
+package com.dao;
+
+import java.sql.SQLException;
+import java.util.List;
+
+import com.domain.Production;
+
+public interface ProductionDao extends Dao {
+	 public boolean addProduction(Production s)throws SQLException;
+	    public List<Production> listProduction()throws SQLException;
+	    public int removeProduction(int id)throws SQLException;
+}