1. From the physical appearance, rice can be divided into long grain rice, medium grain rice, short grain rice, Patna rice, rose rice, pearl rice, Redmi, black rice and so on.

2. In terms of milling and processing methods, rice can be divided into: white rice, brown rice, supplementary (nutritious) rice, steamed rice, bagged rice, popcorn or puffed food, rolled rice flakes, rice flour (refined rice flour), instant rice and pre-cooked rice (pre-cooked or instant, semi-cooked and easy-cooked products).

3. Rice is divided into glutinous rice or glutinous rice and sweet glutinous rice according to taste and taste.

Rice is divided into pudding rice and curry rice.

5. In terms of producing areas, rice can be divided into (roughly producing areas): Basmati rice, putnam rice, Thai fragrant rice, Wuchang rice, tianjin railway station rice and so on.