John's Technology and Engin of Cooling and Heating
					(JTECH) is a leading provider of specialized engineering and technical services in the industry.
					We specialize in delivering state-of-the-art solutions in HVAC, commercial refrigeration, building automation, 
					fire safety, security systems, and innovative smart building technologies. 
					Over the years, JTECH has established itself as a trusted engineering ally and preferred supplier to central government institutions, 
					the Beijing municipal government, and esteemed agencies including the Beijing Public Security Bureau and Fire Department.
				
 
		
 
				
			
					JTECH is at the forefront of crafting innovative solutions in HVAC, 
					commercial refrigeration, building automation, fire safety, 
					security systems, and intelligent building designs that prioritize comfort, 
					intelligence, and energy efficiency. 
					Our exceptional engineering services, spanning areas such as mechanical and electrical installation, 
					photovoltaic power generation, solar water heating, and boiler installation, 
					have garnered acclaim from esteemed clients including the National Judges College, 
					China Opera and Dance Theatre, Air Force Equipment Research Institute, China Mobile, 
					Xinhua News Agency, Beijing Public Security Bureau, and the Fire Department. 
					Throughout our journey, JTECH has been honored with numerous accolades in the industry.
				
 
		 State Council Advisors' Office
									State Council Advisors' Office
									
								
							 Fangshan District Government of Beijing
									Fangshan District Government of Beijing
									
								
							 Beijing Jishuitan Hospital
									Beijing Jishuitan Hospital
									
								
							 China Mobile Information Port
									China Mobile Information Port
									
								
							 China Radio International's Overseas Broadcasting Center Technical Building
									China Radio International's Overseas Broadcasting Center Technical Building
									
								
							 Central Air Conditioning Pipeline Replacement and Renovation Project in Haidian Public Security Sub-bureau Enjizhuang Police Station
									Central Air Conditioning Pipeline Replacement and Renovation Project in Haidian Public Security Sub-bureau Enjizhuang Police Station 
									
								
							 Beijing No. 5 Middle School Tongzhou Campus New Construction Project
									Beijing No. 5 Middle School Tongzhou Campus New Construction Project
									
								
							 Capital Normal University in Haidian District, Beijing
									Capital Normal University in Haidian District, Beijing
									
								
							 Beijing West Railway Station Ventilation and Air Conditioning Renovation
									Beijing West Railway Station Ventilation and Air Conditioning Renovation
									
								
							 Beijing Public Security Bureau 808 Office Area Cold Source Self-control
									Beijing Public Security Bureau 808 Office Area Cold Source Self-control
									
								
							 Beijing Normal University Shahe Campus
									Beijing Normal University Shahe Campus
									
								
							 Beijing University of Posts and Telecommunications Shahe Campus
									Beijing University of Posts and Telecommunications Shahe Campus
									
								
							 CPC Beijing Municipal Committee Party School
									CPC Beijing Municipal Committee Party School
									
								
							 Dongsheng Technology Park
									Dongsheng Technology Park
									
								
							 Xinhua News Agency
									Xinhua News Agency
									
								
							 Beijing University of Architecture, Daxing Campus
									Beijing University of Architecture, Daxing Campus
									
								
							 Beijing International Studies University
									Beijing International Studies University
									
								
							 Guangjian Hotel(Beijing)
									Guangjian Hotel(Beijing)
									
								
							 National Judges College
									National Judges College
									
								
							 Air Force Equipment Research Institute
									Air Force Equipment Research Institute
									
								
							 Liantong U Valley (Beijing)
									Liantong U Valley (Beijing)
									
								
							 Shangdu International Center (Beijing)
									Shangdu International Center (Beijing)
									
								
							 Tianjin Sports Center (Tianjin)
									Tianjin Sports Center (Tianjin)
									
								
							 Weiming Garment (Beijing)
									Weiming Garment (Beijing)
									
								
							 Yingdu Building (Beijing)
									Yingdu Building (Beijing)
									
								
							 China National Opera & Dance Drama Theater (Beijing)
									China National Opera & Dance Drama Theater (Beijing)
									
								
							 China Mobile Innovation Building (Beijing)
									China Mobile Innovation Building (Beijing)
									
								
							
JTECH aims to be your trusted engineering partner in HVAC, commercial refrigeration units, building automation systems, fire safety and security, and smart building solutions. They provide high-quality technical products and customized engineering solutions. They strive for excellence, keep their promises, and offer safe, reliable, and efficient professional services.
JTECH provides customized services like debugging, inspection, repair, upgrades, and maintenance based on the operational status of the client's equipment. JTECH engineering experts offer system diagnostics, predictive analysis, and other professional support. Their engineering team provides 24-hour consultation, on-site, and emergency services.
JTECH is dedicated to providing optimized HVAC, refrigeration system, and building automation engineering solutions. Whether for home or commercial users, JTECH experts will help you find the best technical products and suitable system engineering solutions and services.
 
				
			
					At JTECH, our dedicated and professional team forms the core of our success. 
					United by mutual respect and trust, we work collaboratively, harnessing our collective expertise every day. 
					Together, we are committed to shaping environments that are not only comfortable but also intelligent and energy-efficient.
				
