How dynamic currency implementation helped Smart Bidding
Case studies
July 17, 2026
How dynamic currency implementation
helped Smart Bidding
How dynamic currency implementation <br>helped Smart Bidding Private aviation company
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Service: GTM Currency Tracking

Niche: Travel & Tourism

Region: Uzbekistan

Mariia Morozova
Senior Global Client Partner, GMP & Google Ads
Mariia Morozova
The client The client

Centrum Air — Uzbekistan’s leading private airline, operating a modern fleet of 15 aircraft to 40+ global destinations.

The challenge The challenge

As the airline expanded its international presence (supporting 16 currencies), it became essential to ensure maximum precision in transaction value reporting. Previously, using a static base currency (USD) for all operations did not fully account for the nuances of local sales, particularly those in Uzbekistani Som (UZS). The goal of this phase was to synchronize advertising signals with actual financial flows to enhance the effectiveness of Smart Bidding strategies.

The decision The decision

We transitioned from static parameters to a dynamic data transmission architecture. This was achieved through:

  • Enhanced dataLayer Specification: Developed and implemented a robust schema that enables real-time transmission of the correct currency code for every transaction.
  • GTM Logic Optimization: Configured Google Tag Manager to automatically capture local currency data, eliminating discrepancies and data loss during conversion within the ad platform.
The results The results

The analytics ecosystem has been fully aligned with the airline’s global business scale. Google Ads Smart Bidding algorithms now receive high-fidelity value signals, enabling sophisticated Value-Based Bidding optimization. This ensures that ad spend is dynamically allocated based on actual revenue and business impact.

3,500x
improvement in conversion value accuracy for Smart Bidding
100%
of conversions now reported in correct currency
3,500x
improvement in conversion value accuracy for Smart Bidding
100%
of conversions now reported in correct currency
Tatiana Larina - Digital Marketing
Tatiana Larina
Digital Marketing
It was important for us that advertising systems received not just the fact of a purchase, but the correct transaction value reflecting the actual payment currency. After setting up dynamic currency transmission, the data in Google Ads became significantly more accurate, and campaign optimization moved closer to real business efficiency.