At present, in China, scientific papers generally refer to SCI, EI and ISTP papers.

From the professional field, there is a wide demand for scientific papers in the fields of bioengineering, clinical medicine, physics, mechanical engineering, computer research and economic management.

According to different research methods, scientific papers can be divided into theoretical, experimental and descriptive categories. The research methods used in theoretical papers are theoretical proof, theoretical analysis and mathematical reasoning, and scientific research results are obtained through these research methods. The experimental paper uses experimental methods to carry out experimental research and obtain scientific research results; Descriptive papers use the methods of description, comparison and explanation to study newly discovered things or phenomena and obtain scientific research results.