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About us


About us


Anhui Clean Energy Co., Ltd. as known as LD brand is a national high-tech enterprise ,specializing in the R&D, production and sales of CNG cylinders for vehicle (CNG-1.CNG-2.CNG-3.CNG-4),CNG gas storage cylinder bundles,CNG frame assemblies ,gas supply systems, as well as seamless steel gas cylinders (industrial gas cylinders, fire-fighting gas cylinders) and LPG composite gas cylinders.


The company has been established more than 10 years and has a self-built factory covering 56,000 square meters. It currently has 240 employees, including 50 senior technicians and managers, with an annual output of 300,000 various types of gas cylinders and 9,000 bundles of CNG frame assemblies for gas supply systems. In the market, the LD brand is well known, with sales covering Asia, Europe, America, and other regions. Since 2018, LD cylinders have successively become suppliers for Foton, Dongfeng, Shaanxi Automobile, and other automobile manufacturers.



Sales network
The distribution of our clients covers the five major global regions
and our services are available worldwide to assist you in achieving your globalization strategy and securing a strong position in the global market.

After years of business development,  LD gas cylinders has gained high popularity and reputation in the market, and the sales network covers Asia, Europe and America, and the products are exported to more than 50 countries and regions such as Italy, Brazil, Iran, Thailand, India and Uzbekistan. Since 2018, Clean Energy cylinders have become qualified suppliers for Foton, Dongfeng, Chery, Shaanxi Automobile and other automobile factories.




We take pride not only in our products but also in adhering to strict international standards and certifications. We have been awarded multiple international certifications, including ISO 11439, ISO 11119, ISO 9089, UN ISO 9809, ECE R110, and EN 11245, as well as our company's own ISO 9001 and IATF 16949 certifications. These certifications affirm our quality control system and serve as the best proof of our unwavering pursuit of excellence.




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