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April 19, 2026 Nguyễn Mạnh Tường

Big Data for Conglomerates: Stop Building Trillion-Dong Junk Yards

Why do Vietnamese corporations spend fortunes on Big Data yet remain 'information blind'? Insights from a 20-year system veteran.

Big Data for Conglomerates: Stop Building Trillion-Dong Junk Yards

After 20 years of battling with ERP, SCM, and now pivoting into Finance, I’ve realized a bitter truth: Many multi-industry conglomerates in Vietnam are owning massive ‘data junkyards’ rather than strategic assets. They have data from real estate, retail, to insurance, but when a real-time Cash Flow report is needed, the system goes silent.

The ‘Data Silo’ Trap in Emerging Markets

In large groups, each subsidiary is often its own kingdom. The real estate arm uses one system, the retail arm uses a separate DMS, and the insurance wing runs on a closed platform. The result? Fragmented data (Silos).

When leadership needs a holistic view for capital Optimization or Risk Management, they wait weeks for staff to manually compile Excel reports. That isn’t management; it’s chasing shadows.

“Unstandardized and disconnected data is a liability. Data only becomes an asset when it drives investment decisions.”

Data Architecture: From Chaos to Unity

To solve this, architecture isn’t just a technical story; it’s a management mindset. A standard Big Data stack for a conglomerate must solve Master Data Management (MDM)—uniquely identifying a single customer or product across the entire ecosystem.

FeatureLegacy ApproachModern Architecture Stack
StructureFragmented by softwareCentralized Data Lake / Warehouse
ProcessingBatch (End of day/month)Real-time Streaming
VisionHistorical reportingPredictive & Resource Optimization
IntegrationManual, Excel filesAutomated via API & ETL

Real-world Lesson: Clean Before You Build

Many organizations rush to buy massive server infrastructures but forget the Clean Data process. At one conglomerate I consulted, customer data between the Real Estate and Insurance divisions had a 40% discrepancy in identity information.

Without applying strict VAS accounting standards and system governance right from the ERP layer, any subsequent analytical model is useless. Don’t try to build a skyscraper on a foundation of mud.

Final Thoughts for Day 72

Big Data architecture isn’t for those who love ‘fluff’. It’s for managers who dare to look directly at the truth of the numbers. If you don’t master your data, your competitors certainly will.

Nguyen Manh Tuong System Expert & Financial Management Consultant.