Some contains corn when another peanuts. Some is coloured by black beans while some flavoured with salted seasame seeds. Tuy nhiên v?i s? c?nh tranh kh?c li?t c?a th? tr??ng thì c??c phí c?a d?ch v? này không ng?ng ???c gi?m xu?ng và Kplus ?ang d?n chi?m ??