For developing countries, moderate protections of its own industries are needed to foster their own. However, as they grow stronger, they are gradually opening

For developing countries, moderate protections of its own industries are needed to foster their own. However, as they grow stronger, they are gradually opening up their markets. China is just doing that. Baby birds are protected by their mothers when they are little. Once they grow up, they should be able to fly and face challenges themselves. China is opening up, at a slow pace admittedly.