2. At present, the key stocks in protein include Rongzhilian, Ke Hua Bio, Jiang Zhong Medicine and Zhejiang Medicine.
3. At present, there are 28 listed companies producing protein drugs:
① Dongbao biological production: development of collagen application dosage forms such as collagen band-aid and collagen spray.
② Lidman mainly produces biochemical diagnostic reagents, including liver function, renal function, blood lipid and lipoprotein, blood sugar and myocardial enzymes. Specific products include creatine kinase MB isoenzyme assay kit, adenosine deaminase assay kit and low density lipoprotein cholesterol assay kit, which can meet various biochemical detection requirements of medical institutions and physical examination centers. The biochemical raw materials of another kind of products mainly include diagnostic enzymes, antigens, antibodies, buffers, enzyme substrates, culture media and so on. Biochemical raw materials are the main raw materials for the production of in vitro diagnostic reagents, which can be used in the fields of pharmacy, chemical industry and food processing.
③ anke biotechnology Science and Technology mainly produces tumor protein P 185 and leptin biological detection reagent.
④ watson biological mainly produces: human albumin, human immunoglobulin (intramuscular injection) and human hepatitis B immunoglobulin.
⑤ The main products of Boya Biological Company are albumin, immunoglobulin and coagulation factor. ⑦ Hualan Bioengineering Chongqing Co., Ltd. mainly produces: the production batch numbers of human albumin, intravenous human immunoglobulin, tetanus immunoglobulin and intravenous human fibrinogen.
⑥ Shanghai Lai Shi mainly produces: human albumin, intravenous human immunoglobulin, human prothrombin complex, human coagulation factor VIII, freeze-dried human thrombin, freeze-dried human fibrinogen, freeze-dried human fibrin glue for external use, etc.
⑦ Shenzhen Haipurui Pharmaceutical Co., Ltd. mainly produces original drugs for treating fibrosis, inflammation, nephropathy, tumor, blood and immune system diseases.
⑧ Haizheng Pharmaceutical Company mainly produces: polymer drugs include antibody drugs, human recombinant albumin, human recombinant insulin, fusion proteins, genetic engineering vaccines and other products.
⑨ Other manufacturers' information includes Tiantan Bio, Hualan Bio, Huashen Group, Renfu Pharmaceutical, Baiyi Pharmaceutical, Jiang Zhong Pharmaceutical, Hengrui Pharmaceutical, Nanjing Ruier Pharmaceutical, Hong Qian Pharmaceutical, Ziguang Guhan, Yueyang Xingchang, Jincheng Pharmaceutical, Huabei Pharmaceutical, Three Gorges New Materials, Huahai Pharmaceutical, ST Biochemical, Shutaishen, Sihuan Bio and Jiaotong University.