Reference article: http://www.devio.org/2017/02/09/React-Native%E5%8F%91%E5%B8%83APP%E4%B9%8B%E6%89%93%E5%8C % 85iOS% E5% BA% 94 % E7% 94% A8 /
1. created in the root directory release_ios folder
2. Packaging static resources and in part by the following instruction js code to release_ios folder
react-native bundle --entry-file index.js --platform ios --dev false --bundle-output release_ios/main.jsbundle --assets-dest release_ios/
Then in release_ios clip file generation assets and main.jsbundle file,
3. The release_ios folder in assets and main.jsbundle files dragged into the project in xcode (ie project name) , drag the red box came time to choose an option
4. Click on Product / Archive packaged