Zhejiang technology and electrical co. Ltd. Professional production customization: 1, 2 integration sets of dtu distribution and automation stations, 2, 1 or 2 integration poles, ftu feeder and feed automation terminals, 3, southern grid ftu4, national grid ftu 5, perm magnetic vacuum switch control, 6, micromachine integrated protection monitoring and control device 7, agent southnet encryption communications module 8, large power direct charge (quick charge)