Lock is a Chinese character, pronounced suǒ. Its original meaning is to place it on an object that can be opened and closed, and to open it with a key or password. The extended meaning is to lock or close with a lock. This text is recorded in documents such as "The Legend of Da Tiezhui" and "Lunheng Dinggui Pian".

China's ancient locks are exquisite in craftsmanship. Every carving and inscription on the lock body has its own unique meaning, such as the joy of becoming the first scholar, the long-cherished wish of a long life, and the gift of a child from a unicorn. expectations. So among the 45 categories of trademarks, which category does the lock belong to?

Looking up the trademark classification table, we found that metal locks belong to category 6 and electronic locks belong to category 9

0610-Locks

060062: Padlock

060144: Metal lock (non-electric)

060153: Spring lock

060204: Lock spring

06037: Metal locks for vehicles

060379: Metal locks for bags

0920: Alarm devices, electric bells

090443: Electric locks