 3D printable functional links with graphene and carbon nanotube nanoparticles were well formulated to create an ultralight 0.076 Gcm-3, and highly efficient electromagnetic interference shielded 61.4 dB frame, onto which a 3D printed CSE module was in situ integrated for multiple functions of electromagnetic compatibility and thermal dissipation. This article was authored by Xiaohang Shui, Yuheng Jiang, Hao Ren, and others.