Hakka dialect is now facing inner and outer influence. It becomes “Mandarin Hakka dialect” under the outer influence and gradually changes the middle Chinese phonology quality that it had before. It’s also very common to loan the initial and tone of the Southern Min dialect of “Southern Min-Hakka dialect.” Vocabularies are also transformed via their pronunciations. Inner influence refers to invisible mental factor, which forced Hakkas to be invisible ethnos. Hakkas give up their own language gradually and turn to learn other powerful languages. Under two kinds of pressure, Taiwan Hakka dialect may have to face the challenge of transformation-accept the new Hakka dialect that has different qualities.