What should I pay attention to when customizing the aluminum courtyard gate?

Matters needing attention in customizing the gate of aluminum art institute: 1. Whether it is the source factory, the manufacturer will be slightly cheaper than the dealer. 2. Whether there is an independent designer or not, the responsibility of part-time designers will be worse, and the designed aluminum courtyard door is not necessarily the best. 3. In terms of after-sales service, everything is likely to be damaged, and later after-sales service is very important. For example, there are many styles of aluminum courtyard doors on this website. You can look at your preferences.