It’s unusual pricing as Singapore (rather notoriously) has a high cost of living and a lot of wealthy people kicking about. Usually digital service costs are comparable to US/European prices. There are a few other online shopping options (eg Lazada and Shoppee) that could be regarded as incumbents with likely higher market share, hence my suspicion on the predatory pricing, just as you say really.
The UK used to have dog licences, but they were abolished in 1987. https://researchbriefings.files.parliament.uk/documents/RP98-6/RP98-6.pdf
The Dangerous Dogs Act 1991 was amended to ban XL bully dogs in February 2024 unless an exemption certificate is held. https://www.bbc.com/news/uk-66775985