Array substrate with data line sharing, manufacturing method thereof and display panel

A manufacturing method of an array substrate, comprising:

• forming a first pixel electrode and a third pixel electrode on a substrate;
• forming a first gate electrode and a second gate electrode on the substrate and forming a common electrode on the first pixel electrode and the substrate, wherein the first pixel electrode is in direct contact with the common electrode;
• at least forming a gate insulation layer on the first gate electrode, the second gate electrode, the first pixel electrode, the third pixel electrode and the common electrode;
• forming a first active layer, a first source electrode and a first drain electrodes above the first gate electrode through the gate insulation layer, and forming a second active layer, a second source electrode and a second drain electrode above the second gate electrode through the gate insulation layer;
• forming a passivation insulation layer on the first active layer, the second active layer, the first source electrode, the second source electrode, the first drain electrode, the second drain electrode and the gate insulation layer, wherein a first through hole extended to the first drain electrode is formed on the first drain electrode;
• a second through hole extended to the third pixel electrode is formed on the third pixel electrode;
• a third through hole extended to the common electrode is formed on the common electrode;
• and
• a fourth through hole extended to the second drain electrode is formed on the second drain electrode;
• forming a second pixel electrode on the first drain electrode and the passivation insulation layer, wherein the second pixel electrode is connected with the first drain electrode through the first through hole;
• and
• forming a fourth pixel electrode on the common electrode and the passivation insulation layer and forming a fifth pixel electrode on the second drain electrode, the third pixel electrode and the passivation insulation layer, wherein the fifth pixel electrode is connected with the third pixel electrode through the second through hole;
• the fourth pixel electrode is connected with the common electrode through the third through hole;
• and
• the fifth pixel electrode is connected with the second drain electrode through the fourth through hole.