Instra.com providing a domain name registration in .SG zone.
Registration: 3 EUR (without Taxes)
Renew: ~ 60 EUR (without Taxes)
Achtung! That promo not working with premium or short domains. I try to register a 2L and 3L, but that not working. Register domain only for your personal use or your brand name. Available for all country`es.
Available until 31th August 2018.
https://www.instra.com/en/domain-names/singapore/sg-domain-registration/sg