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    The company has obtained the national hi-tech enterprise certificate and API certificate of America, has passed the DNV classification society quality approval certification, has obtained the ISO9001 international quality certification certificate, the special equipment manufacturing license, the Chinese Classification Society CCS product certificate, Class I Supplier Certificate of CNPC, Materials and Equipment Class I Network Supplier Certificate of Sinopec, Materials Supplier Certificate of China Power, Supplier Certificate of Huaneng Power International Inc., the company is awarded with the title of "China Chief Enterprise of American Economic Cooperation Organization" by American Economic Cooperation Organization, is issued with the "Top Quality Product Recommendation Certificate" by America International Quality Certification Committee, is awarded with the "Brand Exhibited on International Exchange and Exhibition Activity" by Chinese Product Exhibition Center in Los Angeles of America, the "DYF" Brand product series are awarded with "Chinese Famous Brand" and the company is appraised as "International Famous Brand Development and Cultivation Enterprise" jointly by American Asia Economic and Trade Cooperation Committee, America International Quality Certification Committee and China International Famous Brand Association, the company is also appraised as "Outstanding Enterprise of China"......
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  Dalian Dayang Valve Industry Co., Ltd.
Dalian Dayang Valve Research Develop Co., Ltd.
Factory Add.: Yingchengzi Hi-Tech Park, Ganjingzi District
Office Add.:No. 89 Yongping Street, Shahekou District
Tel:0411-84610318
             0411-84614118
             0411-84624118
Fax:0411-84624118
Web site :www.dyvalve.com
P.C.:116021
E-mail:dldyfm@163.com
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