Beijing Tumor Pharmaceuticals Network is a company mainly engaged in the retail business of pharmaceuticals such as Alimta, Taxotere, Herceptin, Mabthera, Loxaban, Erbitux, and Velcade, providing a comprehensive list of pharmaceuticals including Alimta, Taxotere, Herceptin, Mabthera, Loxaban, Erbitux, and Velcade.