As a subsidiary company of SINO-RESOURCE GROUP, which have been engaged in HVAC/R industry for more than 10 years, we mainly produce a complete line AC/R tools to satisfy all the needs of the service engineer, from home appliance to car air conditioning as well as commercial refrigeration and air conditioning, including Tubing Tools, Charging & Recovery Equipments, Test Instruments, Coldroom Hardwares and Welding Tools, etc.