By this letter, the company "Energy of light" expresses gratitude to the manufacturing company "Technology of light". During our collaboration, your company has established itself as a professional and reliable partner. The distinguishing feature of the work of the production company "Technology of light" is the promptness and high professionalism of its employees, as well as their readiness to respond quickly to circumstances. Considering the positive experience of cooperation, we recommend the manufacturing company "Technology of light" as a highly professional and reliable partner in the production and supply of high-quality professional lighting equipment.