There are the following differences between a collective trademark and a certification trademark: 1. The subject is different. The subject of a collective trademark is registered in the name of a group, association or other organization, and it is proved that the subject of the trademark is a unit or individual that has the ability to supervise a certain commodity or service. 2. Different uses. Collective trademarks are used to indicate the membership of users in the organization, while certification trademarks are used to prove the origin, raw materials, manufacturing methods and quality of the goods or services. 3. Other differences.