1, in use, the action should be as light as possible to open and close, do not use too much force;
1、在使用中，动作要尽可能的轻开轻关，不要用力过大过猛；
When the retractable door is opened, it is found that there is an obstacle, and the fault should be removed first.
伸缩门工业门的开启时，发现有阻碍，应先排除故障。
Retractable doors such as folding and retractable doors should be operated strictly according to the instructions.
折叠伸缩门等伸缩门要严格按说明操作。
2, regular cleaning: keep the surface clean, try to choose soft gauze or cotton silk when scrubbing, so as not to scratch the surface of the retractable door.
2、经常清洗：保持表面的清洁，在擦洗时尽量选择软质的纱布或棉丝等，以免划坏伸缩门的表面。
When there are stains and dirt, it can be cleaned with water, alcohol or neutral detergent.
在有污渍和脏物时，可用清水、酒精或中性洗涤剂、进行清洗 。
3, corrosion prevention: try to avoid acidic and alkaline chemicals contact aluminum alloy telescopic door surface.
3、防腐蚀 ：尽量避免酸性、碱性化学物品接触铝合金伸缩门表面。
4, hardware maintenance: often check the various types of hardware accessories of the telescopic door, such as damage is found in time to repair or replace, hardware for a long time, you can apply a little wax oil or drop some oil, reduce friction, keep the telescopic door open and close easily and flexibly.
4、五金件保养 ：经常检查伸缩门的各类五金配件，如发现有损坏现象时及时进行修理或更换，五金件用久了，可涂少许的火蜡油或者滴些机油，减少摩擦力，保持伸缩门的开启关闭轻松灵活。
