Pixel circuit of liquid crystal display and driving method thereof

A pixel circuit of a liquid crystal display and a driving method thereof. The pixel circuit comprises: a first switching element used for receiving a scanning signal and a data signal; a second switching element electrically coupled to the first switching element and used for receiving a first voltage; a first voltage division element electrically coupled to the second switching element and used for receiving a second voltage; and a first capacitor electrically coupled to the first voltage division element and the second switching element.