Check out this Thai film "Hunger". It has a good social commentary not just class disparity on Thailand but all around the whole world. https://www.bulbapp.io/p/273c5ee9-e110-48f6-9f08-37dbac4a95ea/why-hunger-is-essential-viewing-for-food-enthusiasts-and-cinema-lovers?s_id=55726128-89bf-4104-a0ff-2850ab68734e