"Design a promotional poster for an internal IT department of a large consumer goods company, introducing Tencent Cloud Drive services to employees. Use a professional and modern theme with a blue and white color scheme. Show a central cloud icon connected to office devices like desktops and laptops, emphasizing secure file storage and easy access. Include text like 'Efficient File Management,' 'Collaborate Seamlessly,' and 'Secure Cloud Access for All Teams.' Keep the design clean, with a subtle tech-inspired background, focusing on corporate IT efficiency."