Tesspharm is one trading co***ny, we are professional in biological products for more than 10 years. we are supply Biological bulk, ready to fill, formulation. Products list: Recombinant Human Erythropoietin(rhEPO) Recombinant human Filgrastim(rhGCSF) Reteplase Lyophilized Powder Recombinant Human Interferon ¦Á-2b...