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