Founded in 1999, Jereh Group has developed over two decades into a world-leading supplier of integrated energy system solutions. Driven by innovation, we operate across four core business segments: Oil, Natural Gas, Data Center & Power, and New Energy.Backed by our high-end equipment manufacturing and full-cycle engineering delivery capabilities, we tackle core challenges of AI data centers covering energy supply, thermal management, modular construction, and stable operations, delivering safe and reliable integrated energy solutions. Rooted in the conventional energy industry and driven by integrated energy solutions for data centers, Jereh achieves robust, rapid growth.Sincerity has been the cornerstone of Jereh's culture since its founding. With the core values of "Focus on customer needs, value employees' dedication, self-reflection, and continuously strive to be the best", we work actively and continuously to create value for customers while contributing honesty, harmony, and respect to the society. Today, more than 10,000 outstanding Jereh employees are working diligently in over 70 countries and regions. We collaborate openly with global partners to jointly create a more efficient and sustainable future.

       Shandong Jereh Catech Technology Co., Ltd was founded in September 2004 and is located in Qingdao, China. It  is a shareholding company of Jereh Group (SZ.002353) with a registered capital of RMB 99 million. Catech is a high-tech company mainly engaged in chemical product technology research and development, chemical engineering process development, complete chemical technology transfer, chemical engineering design, environmental engineering design, architectural engineering design, project management consultation,  EPC general contract and custody operation of chemical equipment. 

The company has obtained various certificates, such as Class A professional qualification for  chemical, petrochemical, and pharmaceutical industries (chemical engineering), Class B professional qualification for chemical, petrochemical, and pharmaceutical industries (petroleum and chemical product storage and transportation), Class B qualification of design for construction industry (construction engineering) , Class B specialized qualification for environmental engineering (water pollution prevention and control engineering), Class B qualification certificate for engineering consulting (chemical and petrochemical), Class A1, A2, A3 pressure vessel design License, and Class  GCD, GC1, GC2 pressure pipeline design License. The company has passed ISO9001 quality management system certification, ISO14001 environmental management system certification and ISO45001 occupational health and safety management system certification.

       Since its establishment, the company has prioritized scientific research and technological innovation. After years of technological accumulation, it has proprietary technologies in the consulting, design, and production of chemical products such as Ionic Membrane Caustic Soda, Allyl Chloride, Epichlorohydrin (Propylene chlorination method, hydrogen peroxide direct oxidation method, glycerol method), Propylene Oxide (chlorohydrination method), Vinyl chloride, Dichloroethane, PVC, Chloroacetic Acid (Continuous method), Methane Chloride、Oxidative Dehydrogenation of Butene to Butadiene, etc. The company has established long-term and extensive technical cooperation relationships with universities and scientific research institutions such as  Dalian Institute of Chemical Physics, Chinese Academy of Sciences, Zhejiang University, Tianjin University, Qingdao University of Science and Technology, Yantai University, Sinopec Beijing Institute of Chemical Technology etc., constantly improving the company's technical ability and competitiveness.

      The company has a professional team with complete expertise, rich experience and spirit of exploration. There are more than 140 engineering and technical personnel, including 98 middle and senior engineers. The company will adhere to the core values of "Focus On Customer Needs, Value Employee Dedication, Continuously Improving To Be The Best", and continue to create maximum value for customers.