# Group 3712: Repair of security devices

The goods or services items in China trademark similarity group 3712, Repair of security devices, in class 37, with English and Chinese names.

Canonical URL: https://ginbing.com/docs/china-trademark/classes/37/3712
Markdown URL: https://ginbing.com/docs/china-trademark/classes/37/3712/index.md

## Group

保险装置的维修

In [class 37, Construction and repair services](/docs/china-trademark/classes/37).

## Items

- Strong-room maintenance and repair - 保险库的保养和修理, item 370018, Nice item
- Safe maintenance and repair - 保险柜的保养和修理, item 370027, Nice item
- Repair of security locks - 修保险锁, item 370125, Nice item
- Installation, changing, replacement and repair of locks - 锁的安装、更换和修理, Non-standard item
- Lock repair services - 修锁服务, Non-standard item
- Repair of safes - 修保险箱, Non-standard item
- Safe maintenance or repair - 保险柜的保养或修理, Non-standard item

## Source

Classes follow the Nice Classification. Similarity groups and Chinese item names follow CNIPA's classification of similar goods and services, as used in Ginbing's filing flow on 2026-10-12. CNIPA's current list is authoritative.

## Credit

The list is CNIPA’s classification of similar goods and services as of 2026-10-12. Nice Classification English is © WIPO.

## Next steps

- [File with Ginbing](/china-trademark-registration) - USD 150 per class, up to 10 items included. You choose the exact items in the application.
- [Let your AI pick the items](/docs/china-trademark/use-with-ai) - With Ginbing’s connector, your AI searches these items for you and prepares your filing draft.