About us

John's Technology and Engin of Cooling and Heating. (JTECH) is at the forefront of engineering innovation, dedicated to shaping a future where environments are more comfortable, intelligent, and energy-efficient. We deeply understand our customers' requirements, offering specialized solutions in HVAC, commercial refrigeration, building automation, fire safety, security systems, and cutting-edge smart building technologies. Our commitment to excellence ensures that our clients achieve success through our meticulous services. This dedication has solidified our reputation, making JTECH a trusted partner for central and Beijing municipal governments, as well as esteemed agencies like the Beijing Public Security Bureau and Fire Department. Our portfolio boasts collaborations with prestigious institutions including the State Council Advisory Office, General Administration of Customs, Supreme Court system, Xinhua News Agency, Air Force Equipment Design Institute, the Nonferrous Research Institute under the State-owned Assets Supervision and Administration Commission, Beijing Public Security Bureau, Beijing Fire Department, China Mobile, China Opera and Dance Theatre, Tsinghua University, among others.

Brand story

Empowering Clients, Collaborative Success, Vision for the Future, Dedicated Passion, Upholding Promises.
Judicious / Teamwork / Evolving&Creative / Concentration&Exquisite / Honesty&Consistency

Awards and recognition

Recognized in "Central Air Conditioning Cleaning" magazine as one of the Top 10 National Central Air Conditioning Cleaning Projects, 2009.

Awarded "Excellent Air Conditioning Engineering Service Provider" by Huicong Network, 2013

Honored with the "Continuous Growth Award" by Johnson Controls Beijing Channel Department, 2014.

Received Haier Central Air Conditioning's "Most Potential Award", 2015.

View more