You seem to be inquiring about countries that are situated between major global powers like the United States🇺🇸 and China🇨🇳, as well as Russia🇷🇺 and Europe🇪🇺. Specifically, you've mentioned Singapore🇸🇬 and Malaysia🇲🇾 as examples, and you're also interested in the United Arab Emirates🇦🇪.
The key criteria you have in mind for these countries are that they should have clean bathroom🧼 facilities and access to safe drinking water💧. Essentially, you're looking for nations that may be smaller or less prominent on the world stage, but which offer a relatively high standard of public hygiene and sanitation infrastructure.
To summarize, you're seeking recommendations for countries sandwiched between superpowers that can offer a clean and hygienic environment for visitors or travelers, with a particular emphasis on accessible clean bathrooms and potable water supplies. Please let me know if I have understood your request accurately.