Slim degree: very light, less than 1.5kg, convenient for office and study. Running speed: the combination of 16G memory and 512G solid state disk (lucky, MG memory and Samsung solid state), supported by the 11th generation Core i5 processor, is very smooth, with almost no stuck.Equipped with NVIDIA's new generation MX450 graphics card, CAD and other drawing software are basically stress free, and can be used to play games with ease (LOL has high image quality, and can run smoothly even if you eat chicken). Screen effect: The quality of the screen is good. The 1080p high color gamut anti glare screen has a narrow border. Other features: all metal body, feel very good.