Abstract: The construction of first-class universities and first-class disciplines is a major strategic decision made by the party central committee and the state council in the new historical period to improve my country's education development level, enhance the country's core competitiveness, and lay a foundation for long-term development. The scientific research ability of postgraduates not only directly affects the scientific and technological innovation ability and scientific research level of our country, but also is an important indicator to measure the quality of postgraduate education in our country. The major of materials science and engineering is an emerging major with typical characteristics of science and engineering. It is currently in a stage of rapid development and has good employment prospects. Therefore, in major schools in my country, materials science and engineering has become one of the important disciplines. This article combines the actual positioning of Guangxi University as a research-oriented university with regional characteristics, explore the education and training methods and models for improving the comprehensive scientific research ability of postgraduates under the situation of "double first-class", and apply it to the postgraduate teaching reform of materials science and engineering In practice, efforts are made to cultivate top-notch professional application talents for the country and region.

Key words: "Double first-class"construction, Materials science and engineering, Innovation, Master's degree, Talent training, Scientific research