The 3D children book size is 235*235*20mm. The cover and inner page is 300gsm C1S artpaper mounted 300gsm C1S artpaper, glossy lamination for outside and outside cover each inner page. And each pages are 4+4 cmyk colorful printing, the ink is qualified wi
The S13-M.RL series fully sealed three-dimensional three-phase coil iron core Transformer is different from the traditional planar stack type iron core Transformer. The iron center is composed of a three-phase yoke arranged in a three-dimensional triangle