With a legacy spanning over 150 years, Mitsubishi Heavy Industries has become a symbol of Japanese technological leadership across a range of sectors. In the field of air conditioning, the brand has earned a global reputation for delivering high performance, quiet operation, and enduring reliability.
Playing a pivotal role in the corporation’s global strategy, the Mitsubishi Heavy Industries – Mahajak Air Conditioners Co., Ltd. (MACO) factory in Thailand serves as a cornerstone of the company’s commitment to sustainable development. Through the production of high-quality air conditioning systems and the application of eco-friendly technologies, MACO contributes meaningfully to Mitsubishi Heavy Industries’ mission of creating a better society. With the capacity to manufacture millions of units annually, the factory serves a wide spectrum of residential, commercial, and industrial air conditioning needs.

Mitsubishi Heavy Industries – Recognized for Exceptional Durability and Advanced Technology
Founded on September 22, 1988, MACO is a strategic joint venture between Mitsubishi Heavy Industries (Japan) and the Mahajak Group (Thailand). Today, it stands among Thailand’s leading air conditioning manufacturers and serves as a key player in the Mitsubishi Heavy Industries global production network.
Over the course of more than 35 years, MACO has continuously expanded its scale and upgraded its technological infrastructure. A major milestone was achieved in 2018 with the launch of its third manufacturing facility and a dedicated electronics component plant, boosting production capacity to over 2.7 million units annually.
Air conditioners manufactured at MACO are not limited to the Asian market – they are exported to more than 160 countries, including key markets in Europe, Oceania, and Africa, reinforcing Mitsubishi Heavy Industries’ reputation as a global provider of quality climate solutions.

An Overview of MACO’s Three Cutting-Edge Facilities – The Heart of Mitsubishi Heavy Industries' Technological Excellence in Southeast Asia
More than just scale and capacity, MACO is distinguished by its highly automated production lines, stringent quality assurance systems, and precise Japanese engineering. Every step of the production process is carefully supervised by experienced engineers to ensure compliance with Japan’s rigorous technical standards before products are shipped worldwide.
Manufacturing and design processes at MACO are also adapted to the unique climate conditions and operational requirements of each target market, optimizing performance and durability in real-world use. Products from MACO comply with international certifications including CE, RoHS, ISO 9001, and ISO 14001, meeting the stringent standards required in numerous global markets.
In alignment with Mitsubishi Heavy Industries' “Mission Net Zero” initiative, MACO continues to innovate towards greener manufacturing. All factory operations are optimized to reduce CO₂ emissions, conserve energy, and prioritize the use of sustainable materials. The Group has outlined a global roadmap aiming to cut CO₂ emissions by 50% by 2030 and reach net-zero emissions across its entire value chain by 2040.
At its core, MACO embraces a consumer-centric development philosophy—advancing a vision of a smarter, more responsible future powered by Japanese technology.

Service Excellence in Action – A Unified Commitment to Quality Showcased During the 2025 Nationwide Service Team Visit to MACO
Since the early 2000s, Mitsubishi Heavy Industries residential air conditioners have been distributed in Vietnam by Hai Li Co., Ltd., the brand’s exclusive local partner. The strategic collaboration between Hai Li, MACO, and Mitsubishi Heavy Industries has laid the foundation for a strong and sustainable market presence in Vietnam, making Japanese-quality air conditioning more accessible to millions of families.
Today, Mitsubishi Heavy Industries offers a comprehensive air conditioning portfolio tailored to three main segments: residential solutions for households, commercial systems for offices, restaurants, and hotels, and industrial HVAC solutions for factories and large-scale infrastructure projects. With an extensive range of models and capacities, the brand continues to support the sustainable development of Vietnam’s HVAC industry.
As a Mitsubishi Heavy Industries representative affirms:
“The value of a brand is not only defined by product quality. We understand that consumers expect a complete experience – that is why we emphasize after-sales service as a key pillar of our commitment. With 75 authorized service centers across the country and a team of professional, dedicated technicians, we ensure fast, accurate, and reliable support throughout the product’s life cycle.”

Vietnam National Team Footballer Nguyễn Thành Chung Trusts Mitsubishi Heavy Industries: “Instant Cooling – Long-Lasting Comfort – True Japanese Quality!”
Discover more about Mitsubishi Heavy Industries’ latest technologies and product innovations:
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Source: Dân trí
Link: https://dantri.com.vn/cong-nghe/nha-may-mitsubishi-heavy-industries-thai-lan-noi-kien-tao-dieu-hoa-voi-cong-nghe-nhat-ban-20250704100212022.htm