The Application dimension of the Structural Adhesive for New Energy Vehicles segmentation delineates five principal use‑cases: Body‑in‑White (BIW), Powertrain, Battery‑pack, Interior, and Exterior. BIW adhesives dominate the market, accounting for roughly 35 % of total volume, because they replace traditional spot‑welding in high‑strength load‑paths, enabling weight‑reduction and corrosion resistance. Powertrain adhesives, contributing about 25 %, secure engine mounts, transmission housings, and electric motor casings where vibration damping and thermal stability are critical. Battery‑pack adhesives, at 20 %, provide structural integrity and moisture barrier for module assemblies, directly influencing vehicle range and safety. Interior adhesives, representing 12 %, are applied to trim, acoustic panels, and dashboard components, where low‑VOC formulations meet cabin‑air‑quality standards. Exterior adhesives, the smallest slice at 8 %, bond glass, lighting modules, and roof panels, supporting aerodynamic shaping and crash‑energy management. Collectively, these application sub‑segments shape the overall market size by aligning adhesive performance with vehicle architecture, driving differentiated demand across the NEV ecosystem.