@Override
 public void onViewCreated(View view, @Nullable Bundle savedInstanceState) {
   super.onViewCreated(view, savedInstanceState);
   getProductDetail();
 }
 @Override
 public void onViewCreated(View view, @Nullable Bundle savedInstanceState) {
   super.onViewCreated(view, savedInstanceState);
   getChargeInfo();
 }
 @Override
 public void onViewCreated(View view, @Nullable Bundle savedInstanceState) {
   super.onViewCreated(view, savedInstanceState);
   refresh();
 }