Crown power (beijing) science and technology development co. Ltd. Owns energy and electronics such as the "cron power" solar charger, the "cron power" battery smart fixer, the "cron power" motor vehicle failure smart analyzer system, and the "cron power" electric vehicle fast charger station. The concept of "people-centred, quality-first, client-serving, excellence-seeking, innovative development" is the business concept of our division. • promote economic development by targeting high-quality practical results to large and medium-sized enterprises and individuals across the country. Through our continuous innovation and efforts, we hope to gradually transform the results of science and technology into a mass, functional and realistic productivity that will provide customers with a continuous and competitive supply of energy-saving, environmentally friendly and safe products, and commit to becoming leaders in the energy-efficient product series. The company's main products are solar chargers, memory battery smart fixers, auto-remediation systems for computer vehicle failure analysis, electric vehicle rapid chargers, and high-tech energy-saving products such as solar lamps. Its core technology is patented by the state。