Brief introduction: The doors that can be folded during opening can only be divided into two basic types, namely, flat folding doors and sliding folding doors.

Advantages: easy to use, easy to push and pull, effective saving of door space, simple installation, long service life and convenient maintenance.

Disadvantages: poor sealing, poor thermal insulation, easy wear of pulley and hinge and other parts, requiring high-quality accessories.

Key points of purchase: check whether the appearance is complete and smooth; Whether the folding door is flexible when sliding; Whether the pulley bears enough gravity.

Maintenance skills: remind to clean the pulley regularly to avoid affecting the sliding flexibility. When cleaning, use a soft cloth dipped with water or neutral detergent.