
Vietnam’s Rang Dong Showcases Rooftop Solar Installations
The rooftop solar installations developed by Rang Dong, Vietnam's leading innovator in lighting and smart technology, were put on display at the International Exhibition on Energy and Environmental Technology in Hanoi on June 24-26, 2026. The event, also known as Entech Hanoi 2026, is the largest annual event of Vietnam’s energy and environment sectors.

Rang Dong’s technical teams demonstrated how decentralized clean energy systems function as a primary mechanism for factory owners, commercial businesses and residential homeowners to optimize their monthly electricity expenditures.
These advanced solar configurations convert raw sunlight into highly reliable building power, significantly elevating overall energy efficiency while reducing the reliance on traditional carbon-heavy power grids.
In parallel with renewable power generation, Rang Dong, fully known as Rang Dong Light Source and Vacuum Flask Joint Stock Company, brought its fully synchronized smart home ecosystem to the exhibition.
The automated residential network connects separate lighting fixtures, sensors and electrical components with a unified, intelligent grid that automatically minimizes power waste. By merging locally manufactured hardware with intuitive data control platforms, Rang Dong brings comfort and luxury to modern living spaces while maintaining a strictly minimized environmental impact.
In order to encourage wider regional adoption of Rang Dong’s sustainable technologies, visitors were given access to direct consulting services by the company’s specialized energy engineers.
They learnt about a promotional campaign entitled “Energy Saving - Prosperous Future”, which offers attractive financial incentives, tailored packages and technical benefits for clients using solar systems, advanced illumination hardware and smart home solutions. The incentives help lower the initial investment for property owners while smoothing the transition toward greener lifestyles.
For foreign buyers and project developers inspecting regional supply chain capabilities, Rang Dong’s display of hardware precision and environmental focus confirms the brand's position as a leading technology provider and knowledge partner.
Manufacturing smart systems that conform to international environmental standards allows the company to help partners satisfy their internal carbon-reduction metrics. The approach ensures that every clean energy asset drives measurable economic value while protecting the regional ecosystem.
Strengthening partnership
Along with Rang Dong, some 200 companies from Vietnam, South Korea, Japan, China as well as several European nations joined the Entech Hanoi 2026 event, a vital platform for accelerating global sustainability goals.
They showcased cutting-edge technologies, energy-saving configurations and sustainable development breakthroughs to help reduce carbon footprints in both residential and commercial sectors.
Rang Dong’s participation highlights a permanent commitment to nurturing a self-reliant technological footprint in the regional trade market.
Direct interaction with foreign delegations fosters valuable technology exchanges and opens up new avenues for cross-border engineering joint ventures. The continuous professional engagement keeps domestic manufacturing capabilities perfectly synchronized with evolving global digital and ecological standards.
The exhibition was held at a critical time when international trade frameworks and regional regulations placed strict demands on environmental compliance. By showing modern engineering solutions, Rang Dong helps bridge the gap between Vietnam’s net zero policies and actionable everyday engineering practices.
Looking forward, the company will further expand investments in advanced power electronics, smart grid software and autonomous digital agents to reinforce its green energy leadership.
Rang Dong’s proactive development strategy will keep its business structure highly resilient against global shifts in energy economics. Every certified supervisor and advanced asset deployed for rooftop solar installations stands as a practical contribution to Vietnam’s sustainability, guiding the broader community toward permanent environmental balance and long-term operational excellence.
Should you have any questions or request a quotation of Rang Dong products, please send an email to: export@rangdong.com.vn.
Websites: en.rangdong.com.vn and vacuumflask.rangdong.com.vn.








