সত্তরের ভোলা ঘূর্ণিঝড় যেভাবে বদলে দিয়েছিল পাকিস্তানের ইতিহাস

How to build a smartphone

Smartphones feel inevitable in the hand, yet each one begins as a set of drawings, components and hypotheses. The journey from concept to finished device is a carefully sequenced collaboration between design labs, supplier networks and high-throughput assembly lines. In leading electronics hubs across Asia, that journey can take as little as days once a design is frozen and parts are on site.