Class 29 and Class 30 in trademark registration belong to the food category in the international classification system respectively, and they involve different types of food and food materials. The following is a brief difference between the two categories:

1.**Class 29 - Meat and processed meat products:**

-This category includes fresh, frozen or processed meat and meat products, such as beef, pork, poultry, cured meat, canned meat, pate, etc.

-Also includes fish, shellfish, seafood, pickled seafood, etc.

2.**Category 30-Grain, flour and food products:**

-This category includes cereals, flour, flour products, pastries, candies, chocolate, and coffee , tea, condiments, etc.

-Also includes convenience foods, quick-frozen foods, pastries, bread, pasta, sauces, etc.

In general, Class 29 mainly covers meat and its products, while Class 30 focuses on grains, flour and various food products. When registering a trademark, choosing the appropriate category is very important to ensure that the trademark is effectively protected in the relevant field.

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