A zero-voltage-switching piezoelectric driving circuit, comprising: a half-bridge driving circuit, used to receive an input DC voltage (V DC), and said half-bridge driving circuit comprising a high-side switch set and a low-side switch set connected in series, to convert said input DC voltage into an AC voltage through switching of said high-side switch set and said low-side switch set; wherein said high-side switch set includes a first parasitic capacitance, and said low-side switch set includes a second parasitic capacitance; a piezoelectric element, connected electrically to said half-bridge driving circuit, to receive said AC voltage, and drive a load into action; and a first shunt circuit, connected electrically between said half-bridge driving circuit and said piezoelectric element, wherein said first shunt circuit resonates with said half-bridge driving circuit, so that said high-side switch set and said low-side switch set perform zero-voltage-switching, characterized in that the ZVS piezoelectric driving circuit further comprises a second shunt circuit, wherein said first shunt circuit includes a first shunt inductor and a first single-direction switch connected in series, said first shunt circuit is connected to said second shunt circuit, and said second shunt circuit includes a second shunt inductor and a second single-direction switch connected in series, wherein, when said high-side switch set and said low-side switch set are switched off, the first shunt circuit is turned on, the input capacitor of said piezoelectric element and said second parasitic capacitance charge through said first shunt circuit, while said first parasitic capacitance is discharged, or said second shunt circuit is turned on, an input capacitor of said piezoelectric element and said second parasitic capacitance discharge through said second shunt circuit, while said first parasitic capacitance is charged. a half-bridge driving circuit, used to receive an input DC voltage (V DC), and said half-bridge driving circuit comprising a high-side switch set and a low-side switch set connected in series, to convert said input DC voltage into an AC voltage through switching of said high-side switch set and said low-side switch set; wherein said high-side switch set includes a first parasitic capacitance, and said low-side switch set includes a second parasitic capacitance; a piezoelectric element, connected electrically to said half-bridge driving circuit, to receive said AC voltage, and drive a load into action; and a first shunt circuit, connected electrically between said half-bridge driving circuit and said piezoelectric element, wherein said first shunt circuit resonates with said half-bridge driving circuit, so that said high-side switch set and said low-side switch set perform zero-voltage-switching, characterized in that the ZVS piezoelectric driving circuit further comprises a second shunt circuit, wherein said first shunt circuit includes a first shunt inductor and a first single-direction switch connected in series, said first shunt circuit is connected to said second shunt circuit, and said second shunt circuit includes a second shunt inductor and a second single-direction switch connected in series, wherein, when said high-side switch set and said low-side switch set are switched off, the first shunt circuit is turned on, the input capacitor of said piezoelectric element and said second parasitic capacitance charge through said first shunt circuit, while said first parasitic capacitance is discharged, or said second shunt circuit is turned on, an input capacitor of said piezoelectric element and said second parasitic capacitance discharge through said second shunt circuit, while said first parasitic capacitance is charged.