Organ Girl

It tells the story of Zhang Qi Mao's daughter, who disappeared when she was three months old and was suspected to have been stolen by a baby trafficking group. His wife committed suicide after excessive self-blame. In his efforts to find out the truth, he was framed and imprisoned.
After he was released from prison, he found out that his daughter had fallen into the hands of an organ harvesting group and became a "device" whose heart was taken away. He was overwhelmed with grief and anger and launched a series of violent revenge actions against the criminal group.
(Sources: Chinese = Douban, Letterboxd || Translation = MDL)