Full‑set VI design for iwarm intelligent temperature‑control hardware, with the slogan “your will, my warm”. Adopting a minimalist fine‑line tech style, the deliverables include multi‑version logo lock‑ups, grid and clear‑space rules, size specifications and complete colour‑value standards. Co‑branding layout guidelines and a library of tech‑themed graphics and icons are provided. Applied to brochures, business cards, APP, web pages and other online‑offline materials, it unifies cross‑channel visuals and builds a tech‑infused warm brand temperament.