What kind of business are trademarks, copyrights, patents, certifications and foreign affairs?

Trademark business includes: trademark application, trademark objection, trademark examination, trademark infringement cases, etc.

Patents: patent application, patent invalidation, patent retrieval, copying of patent documents, payment of patent fees, patent infringement cases, etc.

Copyright category: copyright application and copyright infringement cases.

Certification categories: high-tech enterprise certification, QS certification, leather mark certification, various national standards certification and so on.

Foreign-related categories: foreign-related trademarks, patent applications and infringement cases.