30-4 Construction Technical Trading Joint Stock Company specializes in the design and installation of air conditioning systems for residential, commercial, and industrial projects. We are also an official distributor of genuine air conditioning products from leading brands in Vietnam such as Daikin, Mitsubishi Electric, Toyo Clean Copper, Action Corrosion, Mamac System, Klimagiel, AFG Fire Ball, Easy IO Control, and more.
In addition, we provide cleanroom equipment such as fabric air ducts, pressure gauges, and differential pressure gauge covers.
Our team is composed of highly trained engineers from Ho Chi Minh City University of Technology, with years of experience, solid expertise, creativity, dedication, and a deep understanding of customer needs.
We are committed to meeting all requirements and satisfying our clients with high-quality products and the best services—ensuring safety, fast delivery, and the most reasonable prices.