Although these areas are near Beijing, Ji–Lu has a different accent and many lexical differences from the Beijing dialect, which is the basis for Standard Chinese, the official national language.

[3][4] People from the eastern part of Shandong, or the Jiaodong Peninsula, speak Jiaoliao Mandarin.

The Bao–Tang dialect shares the same tonal evolution of the checked tone from Middle Chinese as Beijing Mandarin and Northeastern Mandarin.

Moreover, the popularization of Standard Chinese in the two provincial capitals has induced changes in the Shi–Ji dialect causing the former to shift rapidly towards the standard language.

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