German engineering. Chinese
manufacturing.
One focus: solar street
lights.
DEL Illumination Co., Ltd. is a Sino-German joint venture and a member of EL Group, focused exclusively on solar street lighting. With R&D in Germany, manufacturing in China and a team serving international projects, we bring design, production and technical support together — helping contractors turn site requirements into coordinated solar street lighting systems.
About DEL
Discover our background, our team and the engineering and manufacturing operations behind our solar street lights.
Why DEL
See how focused expertise, coordinated project support and direct manufacturing help contractors work with DEL.
Manufacturing & R&D
See how engineering development and factory production work together to turn designs into solar street light systems.
Quality Control
Follow the component checks, production inspections and final testing used to assess our solar street lights.
Certifications
Explore product certificates and test reports, with technical documentation to support project specification reviews.
Warranty & Support
Learn about warranty coverage, installation guidance and technical support to help maintain your solar street lights.
R&D Headquarters
Engineering and design to European quality standards.
Sales Office
Project sales, technical proposals and tender support.
Manufacturing
10,000 m² owned production and in-house QC lab.