Sintering apparatus, packaging system for organic light emitting diode device and sintering method

A sintering apparatus for sintering glass cement coated on a substrate, which comprises a first sintering chamber and a second sintering chamber disposed adjacent to each other, wherein

• the first sintering chamber is provided with a first chamber door capable of being opened or closed, and a first ventilation pipe communicating with external air, the substrate is placed into the first sintering chamber or taken out from the first chamber door through the first chamber door;
• the second sintering chamber is provided with a second ventilation pipe for introducing a second gas into the second sintering chamber;
• the first sintering chamber and the second sintering chamber are capable of being communicated with each other;
• and
• the sintering apparatus further comprises a transporting chamber, wherein a third chamber door capable of being opened or closed is provided between the transporting chamber and the first sintering chamber, and a fourth chamber door capable of being opened or closed is provided between the transporting chamber and the second sintering chamber.