Recombinant Anti-FAS x Anti-CSPG4 Bispecific Antibody (Tandem Fab) is designed to be expressed as three chains derived from the variable domains of anti-FAS and anti-CSPG4 parental antibodies. It contains a His-tag for affinity purification. And the two Fd regions are connected by a flexible linker. This BsAb can induce targeted apoptosis. It is designed for the research of Melanoma therapy.