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Xi'an Dingyan Technology Co., Ltd. (Dingyan Tech.) was incorporated in June 2005, is located in the New Industrial Park, in Gaotsing District, Xi'an city, Shaanxi Province, China. 


Dingyan Tech. relies on self-dependent R&D and technological superiority, with more than ten years of innovation and development, Dingyan has become the most trusted brand in gas analyzing industry and pollution source monitoring field . The “Dingyan” brand has been honored as " Shaanxi province’s famous brand " , " Xi’an’s famous brand ". Till now, Dingyan’s products have been widely applied in the industrial sector and won a great reputation both here and abroad.


Since established, Dingyan Tech. obtained the authentication certificate:ISO9001, ISO14001, OHSAS18001 and other certifications, gained the honor of ”Top Ten Brands of National Gas Detectors ”,” Demonstration Enterprise for AAA Class Service, Quality and Promise ”, “National standards qualified enterprise” and “Quality assured brand”. Dingyan Tech. has respectively become a member of the National Gas Standardization Committee, air separation, coal coking and calcium carbide associations and committees, participated in writing and revising 2 international gas standards, 11 national gas standards. Dingyan Tech. worked with Northwest University analytical science research institute, found the Northwest University achievement transforming base, chemical engineering speciality postgraduate practice base. Till now, Dingyan Tech. has attained more than 130 proprietary intellectual property rights. 


In 2014, Dingyan Tech. and American Emmerson , meanwhile Dingyan Tech. and the environment (ESA) Inc., respectively concluded a long-term strategic cooperation agreement, became the only core system integrator of Servomex , the strategic cooperative enterprise of ESA in Chinese market.


Dingyan Tech. as your professional co-operative partner, will provide reliable, safety products and professional service, whist we will also fulfill your exclusive, cumtomized products requirements.