🚀 API for converting old ↔ new addresses after the merger (Vietnam)

GeoVina API is a specialized platform that helps convert old addresses to new addresses (and vice versa) after the administrative merger in Vietnam 2025–2026.

• Automatically detects whether the address is before or after the merger

• No need to specify whether the address is from the old or new administrative system

• Returns both accurate versions simultaneously

→ With just 1 API call, you can:

• Convert old address → new

• Convert address before merger → after merger

• Or vice versa

❌ Problems you are facing

• User-entered addresses are inconsistent

• Cannot distinguish between old system – new system

• Must maintain complex administrative data manually

• Manual mapping → prone to errors + time-consuming

• Repeated API calls → incurs unnecessary costs

✅ GeoVina solves everything

🧠 Smart detection & conversion

Just provide one address:

• The system understands whether it's an old or new address

• Automatically normalizes

• Returns both versions simultaneously

📊 Complete administrative category API

• Province / City

• District / County

• Ward / Commune

• Hierarchical relationships

Important upgrade:

• Supports both old & new systems simultaneously

• Mapping two-way between versions

• Fully synchronized with address analysis API

⚡ Smart cache = reduce costs to 0

• Each address is processed only once

• Subsequent requests → return results instantly

• Applicable for the entire system (global cache)

No configuration needed
→ Cache is enabled for all accounts
→ Duplicate queries = 0 cost

💰 Why do businesses choose GeoVina?

• Reduces 80–95% API costs

• No need to maintain administrative data

• Avoids data discrepancies between systems

• Easily scalable for SaaS / large systems

🧩 Suitable for

• CRM / ERP

• E-commerce

• Logistics

• Real estate / Proptech

• Listing / rental platforms

⚔️ Compared to traditional methods

• Manually maintain JSON + database → API available

• No mapping → Two-way mapping

• One data system → Old + new simultaneously

• No cache → System-wide cache

• Prone to errors → 100% normalization

🔥 Conclusion

GeoVina is not just an address API.

→ It is the