เลือกประเทศอื่นเพื่อรับบริการ
How to deal with insufficient adsorption capacity of door gasket strip?

First check whether there is any dirt attached to the door seal. If there is, wipe it clean first, and then use a hair dryer to blow it around evenly with hot air; if there is still no suction after treatment, it is necessary to arrange on-site inspection by technicians.