wget --no-check-certificate https://paddle-serving.bj.bcebos.com/imagenet-example/ResNet50_vd.tar.gz tar -xzvf ResNet50_vd.tar.gz
wget --no-check-certificate https://paddle-serving.bj.bcebos.com/imagenet-example/ResNet101_vd.tar.gz tar -xzvf ResNet101_vd.tar.gz
wget --no-check-certificate https://paddle-serving.bj.bcebos.com/imagenet-example/image_data.tar.gz tar -xzvf imgae_data.tar.gz