# Signtech Technology Ltd > Signtech Technology Ltd is a premier HVAC and VRF engineering solutions provider in Bangladesh, serving as an authorized partner for Samsung Climate Solutions and industrial cooling systems since 2015. Signtech specializes in commercial, industrial, and residential heating, ventilation, and air conditioning (HVAC) systems. We provide end-to-end design, supply, installation, testing, commissioning, and after-sales maintenance services across Bangladesh. ## Core Offerings - [Samsung VRF Systems](https://signtechlimited.com/products): Variable Refrigerant Flow (DVM S, DVM S2) high-efficiency centralized cooling for commercial buildings and high-rise developments. - [Chiller Systems](https://signtechlimited.com/products): Air-cooled chillers, water-cooled chillers, and modular chillers for industrial plants, pharmaceuticals, and manufacturing. - [Cassette & Duct Units](https://signtechlimited.com/products): 360 Cassette, 4-Way Cassette, 1-Way Cassette, and Concealed Duct AC units for office spaces and luxury residences. - [Rooftop Package Units](https://signtechlimited.com/products): Heavy-duty packaged air conditioning systems. - [HVAC Engineering Consultancy](https://signtechlimited.com/hvac-consultency): Heat load calculations, psychrometric analysis, BIM modeling, CFD simulation, and energy auditing. - [Projects Portfolio](https://signtechlimited.com/projects): Landmark HVAC installations for corporate towers, factories, hospitals, and hospitality across Bangladesh. ## Key URLs for Agents - Homepage: https://signtechlimited.com/ - Products Catalog: https://signtechlimited.com/products - Project Showcase: https://signtechlimited.com/projects - Request a Quote: https://signtechlimited.com/quote - HVAC Consultancy: https://signtechlimited.com/hvac-consultency - About Signtech: https://signtechlimited.com/about - Careers: https://signtechlimited.com/careers - Contact & Support: https://signtechlimited.com/contact - Full LLM Knowledge Base: https://signtechlimited.com/llms-full.txt - Agentic Resource Catalog: https://signtechlimited.com/ai-catalog.json ## Sister Companies - [Signtech Electronics Limited](https://signtechlimited.com/company/signtech-electronics-limited): Consumer electronics, smart appliances, and specialized electronics distribution. - [Signtech Power and Energy](https://signtechlimited.com/company/signtech-power-and-energy): Industrial power generators, renewable solar solutions, substations, and energy management systems. ## Contact Information - Head Office: Dhaka, Bangladesh - Phone: +880 1741-492701, +880 1748-903067, +02-47122450 - Email: info@signtechlimited.com - Web: https://signtechlimited.com