1. personal tailor and individual tailor have different meanings: customization is a definite practice and system. Customization refers to a product, which is agreed and signed by both parties. Party A pays part of the payment in advance and Party B is responsible for manufacturing it.

2. personal tailor's emphasis is different from that of private tailors: customization focuses on "fixing", which has been determined, and breach of contract will cost a certain price. Customization focuses on "ordering", that is, making an appointment and booking. The default is a basic appointment, but it can be changed.

3. The source of personal tailor is different from that of private tailors: customization comes from the second section of Chapter 2 of General History of China, such as Cai Meibiao of Fan Wenlan: "From then on, the salt and iron official camp became customized." Customized from Zhang Chukun's Memories of Yu Dafu in Exile: "Spend more than 100 guilders and order dozens of large wooden barrels, large glass bottles and indigenous distillation pots for fermentation."