Construction And Installation Of 04 Scl Categories: (1. Category: Repair 35Kv Lo 372E12.1 Yen Bai Management Area; 2. Category: Repair Dz 35Kv Lo 374E12.1 Yen Bai Management Area; 3. Category: Repair Of Recloser Cutting Machine - Monument Of Yen Bai Management Area; 4.