diff --git a/pay-java-baidu/pom.xml b/pay-java-baidu/pom.xml
index 2aa2bda..ea4e52a 100644
--- a/pay-java-baidu/pom.xml
+++ b/pay-java-baidu/pom.xml
@@ -17,6 +17,11 @@
             <artifactId>pay-java-common</artifactId>
         </dependency>
         <!-- /pay-java  -->
+        <dependency>
+            <groupId>org.junit.jupiter</groupId>
+            <artifactId>junit-jupiter</artifactId>
+            <scope>test</scope>
+        </dependency>
     </dependencies>
 
 
diff --git a/pay-java-baidu/src/com/egzosn/pay/baidu/api/BaiduPayConfigStorage.java b/pay-java-baidu/src/main/java/com/egzosn/pay/baidu/api/BaiduPayConfigStorage.java
similarity index 100%
rename from pay-java-baidu/src/com/egzosn/pay/baidu/api/BaiduPayConfigStorage.java
rename to pay-java-baidu/src/main/java/com/egzosn/pay/baidu/api/BaiduPayConfigStorage.java
diff --git a/pay-java-baidu/src/com/egzosn/pay/baidu/api/BaiduPayService.java b/pay-java-baidu/src/main/java/com/egzosn/pay/baidu/api/BaiduPayService.java
similarity index 97%
rename from pay-java-baidu/src/com/egzosn/pay/baidu/api/BaiduPayService.java
rename to pay-java-baidu/src/main/java/com/egzosn/pay/baidu/api/BaiduPayService.java
index 3826166..47a7c8b 100644
--- a/pay-java-baidu/src/com/egzosn/pay/baidu/api/BaiduPayService.java
+++ b/pay-java-baidu/src/main/java/com/egzosn/pay/baidu/api/BaiduPayService.java
@@ -2,12 +2,6 @@ package com.egzosn.pay.baidu.api;
 
 import com.alibaba.fastjson.JSON;
 import com.alibaba.fastjson.JSONObject;
-import com.egzosn.pay.baidu.bean.BaiduPayOrder;
-import com.egzosn.pay.baidu.bean.BaiduRefundOrder;
-import com.egzosn.pay.baidu.bean.BaiduTransactionType;
-import com.egzosn.pay.baidu.bean.type.AuditStatus;
-import com.egzosn.pay.baidu.util.Asserts;
-import com.egzosn.pay.baidu.util.NoNullMap;
 import com.egzosn.pay.common.api.BasePayService;
 import com.egzosn.pay.common.bean.*;
 import com.egzosn.pay.common.http.HttpConfigStorage;
@@ -15,6 +9,12 @@ import com.egzosn.pay.common.http.UriVariables;
 import com.egzosn.pay.common.util.DateUtils;
 import com.egzosn.pay.common.util.sign.SignUtils;
 import com.egzosn.pay.common.util.str.StringUtils;
+import com.egzosn.pay.baidu.bean.BaiduPayOrder;
+import com.egzosn.pay.baidu.bean.BaiduRefundOrder;
+import com.egzosn.pay.baidu.bean.BaiduTransactionType;
+import com.egzosn.pay.baidu.bean.type.AuditStatus;
+import com.egzosn.pay.baidu.util.Asserts;
+import com.egzosn.pay.baidu.util.NoNullMap;
 
 import java.math.BigDecimal;
 import java.util.Date;
@@ -22,7 +22,7 @@ import java.util.HashMap;
 import java.util.Map;
 
 
-public class BaiduPayService extends BasePayService<BaiduPayConfigStorage> {
+public class BaiduPayService extends BasePayService<com.egzosn.pay.baidu.api.BaiduPayConfigStorage> {
     public static final String APP_KEY = "appKey";
     public static final String APP_ID = "appId";
     public static final String DEAL_ID = "dealId";
@@ -43,11 +43,11 @@ public class BaiduPayService extends BasePayService<BaiduPayConfigStorage> {
     public static final String RESPONSE_STATUS = "status";
     
     
-    public BaiduPayService(BaiduPayConfigStorage payConfigStorage) {
+    public BaiduPayService(com.egzosn.pay.baidu.api.BaiduPayConfigStorage payConfigStorage) {
         super(payConfigStorage);
     }
     
-    public BaiduPayService(BaiduPayConfigStorage payConfigStorage,
+    public BaiduPayService(com.egzosn.pay.baidu.api.BaiduPayConfigStorage payConfigStorage,
                            HttpConfigStorage configStorage) {
         super(payConfigStorage, configStorage);
     }
@@ -226,17 +226,20 @@ public class BaiduPayService extends BasePayService<BaiduPayConfigStorage> {
     }
     
     @Override
+    @Deprecated
     public String buildRequest(Map<String, Object> orderInfo,
                                MethodType method) {
         throw new UnsupportedOperationException("百度不支持PC支付");
     }
     
     @Override
+    @Deprecated
     public String getQrPay(PayOrder order) {
         throw new UnsupportedOperationException("百度不支持扫码付");
     }
     
     @Override
+    @Deprecated
     public Map<String, Object> microPay(PayOrder order) {
         throw new UnsupportedOperationException("百度不支持刷卡付");
     }
@@ -247,6 +250,7 @@ public class BaiduPayService extends BasePayService<BaiduPayConfigStorage> {
     }
     
     @Override
+    @Deprecated
     public Map<String, Object> close(String tradeNo, String outTradeNo) {
         throw new UnsupportedOperationException("不支持该操作");
     }
@@ -269,6 +273,7 @@ public class BaiduPayService extends BasePayService<BaiduPayConfigStorage> {
     }
     
     @Override
+    @Deprecated
     public Map<String, Object> refund(RefundOrder refundOrder) {
         throw new UnsupportedOperationException("请使用 " + getClass().getName() + "#refundUseBaidu");
     }
diff --git a/pay-java-baidu/src/com/egzosn/pay/baidu/bean/BaiduPayOrder.java b/pay-java-baidu/src/main/java/com/egzosn/pay/baidu/bean/BaiduPayOrder.java
similarity index 100%
rename from pay-java-baidu/src/com/egzosn/pay/baidu/bean/BaiduPayOrder.java
rename to pay-java-baidu/src/main/java/com/egzosn/pay/baidu/bean/BaiduPayOrder.java
diff --git a/pay-java-baidu/src/com/egzosn/pay/baidu/bean/BaiduRefundOrder.java b/pay-java-baidu/src/main/java/com/egzosn/pay/baidu/bean/BaiduRefundOrder.java
similarity index 100%
rename from pay-java-baidu/src/com/egzosn/pay/baidu/bean/BaiduRefundOrder.java
rename to pay-java-baidu/src/main/java/com/egzosn/pay/baidu/bean/BaiduRefundOrder.java
diff --git a/pay-java-baidu/src/com/egzosn/pay/baidu/bean/BaiduTransactionType.java b/pay-java-baidu/src/main/java/com/egzosn/pay/baidu/bean/BaiduTransactionType.java
similarity index 100%
rename from pay-java-baidu/src/com/egzosn/pay/baidu/bean/BaiduTransactionType.java
rename to pay-java-baidu/src/main/java/com/egzosn/pay/baidu/bean/BaiduTransactionType.java
diff --git a/pay-java-baidu/src/com/egzosn/pay/baidu/bean/type/AuditStatus.java b/pay-java-baidu/src/main/java/com/egzosn/pay/baidu/bean/type/AuditStatus.java
similarity index 100%
rename from pay-java-baidu/src/com/egzosn/pay/baidu/bean/type/AuditStatus.java
rename to pay-java-baidu/src/main/java/com/egzosn/pay/baidu/bean/type/AuditStatus.java
diff --git a/pay-java-baidu/src/com/egzosn/pay/baidu/package-info.java b/pay-java-baidu/src/main/java/com/egzosn/pay/baidu/package-info.java
similarity index 100%
rename from pay-java-baidu/src/com/egzosn/pay/baidu/package-info.java
rename to pay-java-baidu/src/main/java/com/egzosn/pay/baidu/package-info.java
diff --git a/pay-java-baidu/src/com/egzosn/pay/baidu/util/Asserts.java b/pay-java-baidu/src/main/java/com/egzosn/pay/baidu/util/Asserts.java
similarity index 100%
rename from pay-java-baidu/src/com/egzosn/pay/baidu/util/Asserts.java
rename to pay-java-baidu/src/main/java/com/egzosn/pay/baidu/util/Asserts.java
diff --git a/pay-java-baidu/src/com/egzosn/pay/baidu/util/NoNullMap.java b/pay-java-baidu/src/main/java/com/egzosn/pay/baidu/util/NoNullMap.java
similarity index 100%
rename from pay-java-baidu/src/com/egzosn/pay/baidu/util/NoNullMap.java
rename to pay-java-baidu/src/main/java/com/egzosn/pay/baidu/util/NoNullMap.java
diff --git a/pay-java-baidu/src/test/java/com/egzosn/pay/baidu/api/BaiduPayServiceTest.java b/pay-java-baidu/src/test/java/com/egzosn/pay/baidu/api/BaiduPayServiceTest.java
new file mode 100644
index 0000000..6f9b5c2
--- /dev/null
+++ b/pay-java-baidu/src/test/java/com/egzosn/pay/baidu/api/BaiduPayServiceTest.java
@@ -0,0 +1,24 @@
+package com.egzosn.pay.baidu.api;
+
+import org.junit.jupiter.api.Test;
+
+/**
+ * Created by hocgin on 2019/11/24.
+ * email: hocgin@gmail.com
+ *
+ * @author hocgin
+ */
+public class BaiduPayServiceTest {
+    
+    @Test
+    public void orderInfo() {
+        BaiduPayConfigStorage configStorage = new BaiduPayConfigStorage();
+        configStorage.setAppid("APP ID");
+        configStorage.setAppKey("APP KEY");
+        configStorage.setDealId("DEAL ID");
+        configStorage.setKeyPublic("KEY PUBLIC");
+    
+        BaiduPayService payService = new BaiduPayService(configStorage);
+        // payService.refund()
+    }
+}
diff --git a/pom.xml b/pom.xml
index 5ae16b1..76479a2 100644
--- a/pom.xml
+++ b/pom.xml
@@ -64,6 +64,7 @@
         <log4j.version>1.2.17</log4j.version>
         <fastjson.version>1.2.58</fastjson.version>
         <zxing.version>3.3.1</zxing.version>
+        <junit.version>5.5.1</junit.version>
     </properties>
 
 
@@ -105,6 +106,12 @@
                 <version>${zxing.version}</version>
             </dependency>
 
+            <dependency>
+                <groupId>org.junit.jupiter</groupId>
+                <artifactId>junit-jupiter</artifactId>
+                <version>${junit.version}</version>
+            </dependency>
+
         </dependencies>
 
     </dependencyManagement>