From the perspectives of their historical formation process, different ancient tribes such as Sai, Kesa, Huihe, Turki and Mongolian were all the possible ethnic groups acting as the factors of the now Uigur and Kazak.

• 从这两个民族的历史形成过程来看，诸如塞种人、可萨、回纥、突厥、蒙古等古代民族共同参与了这两个民族的形成。