Dhau li ntawm qee qhov qauv transformer substations, qee qhov kev cai tsim transformer substations feem ntau xav tau hauv cheeb tsam hluav taws xob. Rau cov kev cai-ua transformer substation, cov tsos, voltage, tam sim no, zaus, cov khoom ntawm lub thawv thiab manty lwm yam kev yam ntxwv yuav tsim thiab manufactured los ntawm Tuam Tshoj custom-made transformer substation Hoobkas.