Productized Solutions

Our Products — software we built and run ourselves

Beyond custom projects, TW Engineering builds and runs three flagship products — WMS, ERP, and an OEE dashboard. Live in customer plants, ready to deploy for yours.

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RACKRANGE™

Custom WMS

16-module WMS — fully Thai-localised

A complete warehouse management system covering Master Data → Inbound (RM/FG/Tooling) → BOM → Approval → Outbound → Shipping, with QR scanning, 3-tier alerts, multi-warehouse, and full audit trail.

Used by

Loha Prathip Co., Ltd. (LPI)
AsRsKontiki / asrswms.com

See the full LPI case

Key features

16 modules: Inventory, Receiving, Order, Picking, Slotting, Cycle Count, QC, Compliance, Automation, Shipping, Labor, Reporting, Yard & Dock, Returns, Integration, Billing
Fully Thai-localised + 101+ page documentation
QR / barcode scanning for supplier + auto-ID
3-tier stock & expiry alerts
Multi-warehouse, multi-zone, multi-tenant ready
Approval workflow + audit trail
Excel / PDF export from every list
API for customer-side ERP integration

Screenshots

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TW-ERP

Enterprise Resource Planning

Full-stack ERP — Sale → Production → Account in one system

A full ERP — Sale + Offline/Online Shop + Order Planning + Production Planning + HR + Purchasing + Accounting, plus WMS/AGV integration. Designed with a server layer between inside and outside the factory for security.

Used by

Smart Tech Industries (SMT)
Deblu (Healthy Walk)

Key features

Sale — multi-shop, commission, pending orders, blacklist management
Offline + Online Shop (Shopee, Lazada, Website, Ready Planet R-CRM)
Order Planning + Production Planning (job-based, BOM)
HR — payroll (piecework + flat), leave, recruitment
Purchasing — PO, quotations, supplier comparison
Accounting — GL, AR, AP, cost, budget, real-time reports
Shipping — self-delivery + 3PL integration
Real-time dashboard + reporting + in-system approvals
Secure architecture — server-as-gateway between inside/outside factory
Integrates with TW WMS (RACKRANGE™) and AGV fleet

Screenshots

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EPIC WMS

Multi-tenant WMS (Factory / Agent / Customer)

3-tier multi-tenant WMS with built-in B2B shop portal

A multi-tenant WMS with strict data isolation across three levels — Factory (admin), Agent (distributor), Customer (end-user). Each tenant only sees their own data. Covers Stock / Orders / Shipments / Invoices / Payments / Commissions / Disputes, plus a B2B Shop portal and multi-currency (THB / SGD / USD).

Used by

Thai Med Supplies (Agent)
SciLab Asia Pte. (Agent, SGD)
Bangkok General Hospital
Singapore Diagnostics Lab

Key features

Multi-tenant architecture — Factory / Agent / Customer (3 levels)
Strict data isolation — each tenant only sees their own data
Multi-currency — THB, SGD, USD with exchange-rate management
Stock module — overview, movements, lots (batch tracking)
Order lifecycle — Order → Shipment → Invoice → Payment
Auto commission calculation for agents
Dispute management + escalation workflow
B2B shop portal — customers can order directly
Comprehensive reports + full audit log
Responsive — desktop / iPad / mobile

Screenshots

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EPIC OMS

AI-Powered Order Management

OMS + AI OCR — upload a PO image, the system reads it and routes the whole factory.

An order + production management system using AI vision to read POs from images / PDFs automatically (Qwen2.5-VL on RTX 4090), explode the BOM, dispatch jobs to departments (Injection / Extrusion / Purchase / Assembly) in real time, and enforce a Pricing Firewall that prevents production roles from seeing prices.

Used by

Injection / Extrusion / Assembly parts manufacturers

Key features

AI OCR — Qwen2.5-VL on Ollama (RTX 4090) reads POs in 5-25 seconds
Fuzzy product matching — handles customer-side SKU naming variants
7 roles with clear responsibilities: Admin, Injection, Extrusion, Purchase, Assembly, Accounting, Manager
Pricing Firewall — enforced by DTO design + 12 automated isolation tests
Department scope — Injection only sees Injection tasks (403 elsewhere)
BOM explosion + Common Part aggregation (across POs)
Real-time auto-refresh (30s) + KPI cards (Pending / Overdue / Done Today)
Confirm / Un-confirm with audit log + reason
Pricing form via email token — one-time, 7-day expiry
Multi-currency + exchange-rate history
Multi-shipment per PO + Proforma Invoice support

Screenshots

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OEE Dashboard

IIoT / Manufacturing Intelligence

Real-time OEE / Availability / Performance / Quality from your actual machines

TW's OEE platform — real-time factory overview with Line Status (Running/Off/Connection Loss), Planning, hourly production schedule, defect analysis, and a quality logger. Connects to any PLC vendor.

Used by

Live in multiple customer plants since 2022

Key features

Real-time OEE / Availability / Performance / Quality
Line Status dashboard — Running / Line Off / Connection Loss
Planning + Edit Planning + history
Hourly production schedule with targets and status colours
Defect logger — top 5 defects / top 5 downtime reasons
Multi-shift (A/B/C) support
Supports any PLC vendor (Siemens, Mitsubishi, Omron, Allen-Bradley)
Browser-based — accessible anywhere

Screenshots

Ready to upgrade your factory?

Book a free consultation with our engineering team.