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Technical Introduction
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Company Profile
Chongqing Dayou Surface Technology Co., Ltd. was established in 2007 and is a high-tech enterprise integrating research, development, production, sales, and technical consulting in the field of new materials and processes for surface modification of ferrous metals. The company has been honored with the “Specialized, Refined, Differentiated, and Innovative” Small Giant Enterprise title by the Ministry of Industry and Information Technology and is recognized as a National Demonstration Enterprise for Intellectual Property. It operates a postdoctoral research workstation, an academician and expert workstation, and an enterprise technology center, with a team of over 40 research personnel. The company boasts strong R&D capabilities and has obtained more than ten national invention patents and international invention patents, as well as over 20 utility model patents and proprietary technologies. It has also participated in the formulation of industry standards in Chongqing Municipality. Among its achievements, the “Zinc-Nickel Diffusion Coating Process for Corrosion Resistance of Ferrous Metals” received an Excellent Award in the National Invention Patent Competition.
The company has two wholly-owned subsidiaries: Chongqing Dayong New Materials Technology Co., Ltd. and Rongchang Dayou Surface Technology Co., Ltd. The total area of its production bases is 55,000 square meters, equipped with automated production facilities including a black metal structural components production line and a zinc-nickel diffusion coating processing system. The company’s designed annual production capacity for steel structural components is 120,000 tons, while its annual production capacity for zinc-nickel diffusion coating processing is 130,000 tons. Its business scope now covers 27 provinces and municipalities across China, as well as selected overseas markets.
The product has been successfully applied in industries such as railway construction, rail transit construction, bridge and wharf construction, offshore wind power equipment, marine engineering equipment, petrochemical machinery, construction machinery, and JG.
Dayou has always upheld the corporate values of “Innovation, Pragmatism, Integrity, and Win-Win,” and with the mission of “Rust Terminator,” we are committed to becoming a supplier of anti-corrosion products covering the entire lifecycle.

High starting point, high investment, high quality
Customer Service Hotline
Fax: 023-67787596
Email:cqdayou@cqdayou.com
Address: No. 202, Annex, No. 66, Sendi Avenue, Jiulongpo District, Chongqing City
WeChat Official Account