Case
Green SM
On 14 April 2023 GSM announced that it had begun operating Viet Nam's first pure-electric taxi firm (release on the Vingroup site). On 30 July 2026 Green SM announced the launch of a fully electric taxi service in Copenhagen, Denmark (Green SM site). These two dated facts illustrate a market-entry decision.
- Industry
- Mobility / electric taxi (Viet Nam, Europe)

Frameworks applied
This case is read through the frameworks below.
- Marketing plan: seven componentsWhen drafting next year's marketing plan, which decisions must a marketing team make, and in what order, from customer needs through to budget and measurement?
- Stage-gated marketing budgetWhen a business owner is about to fund marketing for a new service, how should spend be released gate by gate and stopped if quality, conversion or repeat use fall short?
- Marketing mix (4Ps)When preparing to launch a new product, how should a marketing team combine product, price, place and promotion to reach its target customers?
Sources
References
Listed A–Z by author surname, Harvard style. A source with a DOI links to https://doi.org/…; one without links to its page or says plainly that it has no DOI.
- Green SM (2026) Green SM officially launches fully electric taxi service in Denmark. Green SM: news.No DOIgreensm.comSource page
- Rochet, J.-C. and Tirole, J. (2003) ‘Platform competition in two-sided markets’, Journal of the European Economic Association, 1(4), pp. 990–1029.doi:10.1162/154247603322493212Source page
- Vingroup (2023) GSM officially launches Vietnam's first pure electric taxi firm. Vingroup: news & events.No DOIvingroup.netSource page