TURNKEYSMARTINFRASTRUCTUREENGINEERING
Design — Build — Deploy — Operate — Maintain
SA21C is an engineering company that designs, builds, deploys, and operates full-spectrum digital systems as turnkey solutions — including real-world operation and maintenance.
MISSION-CRITICAL DIGITAL SYSTEMS. DELIVERED AND OPERATED.
Verified Industrial & Enterprise Track Record
Proven Industrial & Enterprise Projects
Manufacturing & Industrial Systems
Automotive parts production ERP, Coway production quality management, Smart ERP customization — applied to real manufacturing sites
- Automotive Parts Production ERP Development
- Coway Production Quality Management System
- Smart ERP (OFBiz-based) Customization
- LSIS Manufacturing Process Chart Library
High-Security Industrial AI Systems
Nuclear power plant AI mirror system — proven experience in high-risk, high-security environments
- Real-time AI Detection of Worker Safety Equipment
- Radiation Protection & Contamination Prevention Verification
- Computer Vision-based Real-time Analysis
- On-site Device Integration
Smart Device Engineering
SGS G21 Smart Device Integration — Hardware + Firmware + Server integrated design capability
- Sensor-Integrated Device Design
- Firmware Development
- BLE / WiFi Communication Architecture
- Mobile App Integration
- Cloud Data Platform Integration
- Manufacturing & Mass Production Design
Operation & Maintenance
Global sports intelligence platform technical operations — continuous operation structure, not project delivery
- Server Infrastructure Management
- Code Deployment & Feature Enhancement
- Smart Device Integration Maintenance
- User / Settlement / Subscription Operations
- Security Patches & SLA Response
- Global Expansion Support
Technology Capability Spectrum
Full-Stack Integrated Engineering Capability
Enterprise ERP
Production, Inventory, Quality
AI & LLM
GPT, RAG, Predictive Models
Computer Vision
Video Analysis, Object Detection
IoT & Sensor Systems
Sensors, Monitoring, Edge
GIS & Spatial Data
Maps, Spatial, Location-based
Smart Device Engineering
Device Design & Manufacturing
Blockchain & Digital Asset
Tokens, Smart Contracts
Financial Infrastructure
AI Trading, Digital Assets
DevOps & Cloud Infrastructure
CI/CD, Deployment, Cloud
Representative Case Studies
Flagship Projects
Global Intelligence Platform
Global sports intelligence platform technical operations — server infrastructure, code deployment, security patches, SLA response
Manufacturing ERP Systems
Automotive parts production ERP development, Coway production quality management system — applied to actual manufacturing sites
Nuclear Power Plant AI Mirror System
High-security industrial AI system that detects worker safety equipment wearing status in real-time. Verified for radiation protection and contamination prevention compliance.
End-to-End Execution
Turnkey Delivery Model
Requirement Engineering
Define Requirements / Scope / Risk Analysis
Architecture Design
System Design / Data Modeling / Security
Development & Integration
Module Development / API Integration / Testing
Deployment
Cloud/On-premise Deploy / Stabilization
Operation
Monitoring / Incident Response / SLA Operation
Optimization
Performance Tuning / Continuous Enhancement / Feature Expansion
“We do not leave after project completion. We take responsibility for operation and stabilization.”
Ready to discuss your mission-critical project?
Let's build something that works — and keeps working.