ADFC1209-12P dissolution sampling system performance indicators, in line with the 2020 edition of the Chinese Pharmacopoeia requirements. In order to ensure the basic functions of the original dissolution instrument, the instrument has added the functions of automatic drug delivery; single-cup temperature measurement; homogeneous temperature replenishment; automatic sampling, etc. The control mode adopted makes the whole machine run stably and reliably, which is a high-end instrument of dissolution series products.