We are a member of sinopec material and resouce market as well as Petrochina material suppliers.
Since the company was founded in 1986, customers have come to recognize Darhor Technology co.,Limited  to stand for quality, reliability, and readily available low cost products. Our factory has established plants with floor coverage of 60mu and buliding area of 30.00m2 through development of more than 20 years.
   
  

Our company has passed the ISO9001 quality system certification and ISO4000 environmental management system EMS certification, as well as special equipment manufacture permit and PED cerfication with CE mark of EU.

The technical innovation is the vigor souce of our company. We have long term cooperation with institues and colleges including Chinese Academy of Siences,Tsinghua Universtiy , Zhejiang University and Shanghai University respectively. In the past 20 years, we achieve  intellectual propety rights for 9 awards. which is obtained from multiple national invention patents and utility model patenets etcs.
As a achievements of techinical development, in 2009s, we establishe strategic cooperation relationship with FOXBORO.
  
Darhor Technology co.,ltd will continue to grow and serve major markets including, but not limited to direct acting solenoid valve, pilot operated solenoid valve ,. New applications are discovered daily through a cooperative effort between GCG and its customers. It has been these relationships with our customers that allow us to continue to develop market demand products and further our success from leading established brand names such as the pressure gages, witch/gages, flowmeters, solenoid valve and flow valves. In addition to new product development.  Darhor has added to its success through several acquisitions and has achieved additional market recognition.

 Our sales team:

Our technical team:

Over the years, Darhor Tech Calibration laboratory maintains a full staff of trained and certified calibration technicians, all of which achieve uncertainties. Their knowledgeable experience in the application, installation, calibration and servicing of solenoid valve will provide you in-dept knowledge with questions related to many types of liquid ,gas flow meters and solenoid valve, without bias on the technology or manufacturer under study.  Each customer gets the 
confidence and credibility that only factory authorized service can provide.

Our solenoid valve production plant:

Patents certificaiton:

 CE Certification:                        TUV and CQC Certification: