diff --git a/android/libs/arm64-v8a/libjcore424.so b/android/libs/arm64-v8a/libjcore424.so
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index d6cee27..0000000
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diff --git a/android/libs/armeabi-v7a/libjcore424.so b/android/libs/armeabi-v7a/libjcore424.so
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diff --git a/android/libs/armeabi/libjcore424.so b/android/libs/armeabi/libjcore424.so
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diff --git a/android/libs/jcore-android-4.2.4.jar b/android/libs/jcore-android-4.2.4.jar
deleted file mode 100644
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diff --git a/android/libs/jcore-android-4.4.0.jar b/android/libs/jcore-android-4.4.0.jar
new file mode 100644
index 0000000..afc918f
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diff --git a/android/libs/mips/libjcore424.so b/android/libs/mips/libjcore424.so
deleted file mode 100644
index 29323a1..0000000
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diff --git a/android/libs/mips64/libjcore424.so b/android/libs/mips64/libjcore424.so
deleted file mode 100644
index bcf78ba..0000000
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diff --git a/android/libs/x86/libjcore424.so b/android/libs/x86/libjcore424.so
deleted file mode 100644
index 09e4e6e..0000000
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diff --git a/android/libs/x86_64/libjcore424.so b/android/libs/x86_64/libjcore424.so
deleted file mode 100644
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diff --git a/android/src/main/java/cn/jiguang/plugins/core/JCoreModule.java b/android/src/main/java/cn/jiguang/plugins/core/JCoreModule.java
index 42fe616..76217c6 100644
--- a/android/src/main/java/cn/jiguang/plugins/core/JCoreModule.java
+++ b/android/src/main/java/cn/jiguang/plugins/core/JCoreModule.java
@@ -54,7 +54,7 @@ public void testCountryCode(ReadableMap readableMap){
         String code = readableMap.getString("code");
         if (TextUtils.isEmpty(code)) {
         } else {
-            JCoreInterface.testCountryCode(code);
+            JCoreInterface.testCountryCode(reactContext,code);
         }
     }