Figure caption: Schematic illustration of the EAST tokamak operation during an electron cyclotron resonance heating (ECRH-assisted Ohmic start-up). Credit: Ning Yan.

Figure caption: Schematic illustration of the EAST tokamak operation during an electron cyclotron resonance heating (ECRH-assisted Ohmic start-up). Credit: Ning Yan.

Figure caption: Schematic illustration of the EAST tokamak operation during an electron cyclotron resonance heating (ECRH-assisted Ohmic start-up). Credit: Ning Yan.