🚀 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