Shenzhen hailongyu electronic technology co., ltd. is a high-tech enterprise specialized in the production of notebook adapters, and has won a good reputation in the industry with its high-quality products and high-quality services.hailong yu electronic relying on years of experience in research and development, production and sales, has accumulated rich technical advantages in the field of power adapter and rich market resources, attaches great importance to product quality and environmental protection, and has set up a strict, efficient, stable quality and environmental management system, professional sales team and perfect after-sales service, high quality products and excellent service, won a very good reputation in the industry.Hailongyu electronics integrates research and development, production and sales, and mainly produces alternative power adapters for notebook computers of various brands in the world, including HP, DELL, ASUS, APPLE, TOSHIBA, IBM, SONY, SAMSUNG, DELTA, LITEON, etc.All yuyufeng electronic products have perfect protection functions of overcharge, overdischarge, overtemperature, overcurrent, overvoltage, short circuit, etc., 100% compatible with the original laptop, stable performance, safety and reliability.The quality policy of hailongyu electronics is: "independent innovation, the pursuit of perfect quality;Continuous improvement to meet customer needs ";The environmental policy of hailongyu electronics is: "to create a green enterprise, consciousness measures should be taken together;Prevent and control pollution according to law, and achieve win-win environmental benefits ";The enterprise spirit of hailongyu is "professional, diligent, efficient and innovative"."Customer satisfaction" is the basic requirement of hailongyu electronics, "beyond customer satisfaction" is the goal of hailongyu electronics