Responsibilities include:

• Provide comprehensive technical support, including website development and maintenance, and email system administration.
• Manage society operations, encompassing the organization of quantitative trading competitions, meeting coordination, and oversight of publicity and promotional activities.

Responsibilities include:

• Led the development of a credit bond default rate prediction system.
• Spearheaded the creation of a real-time credit risk assessment system using Python and SQL.
• Utilized diversified data, primarily financial data, and machine learning models (e.g., XGBoost) to generate interpretable predictions for credit bond default probabilities.
• Achieved a model AUC of 0.94, with an ROC curve comparable to leading global rating agencies.
• Successfully identified the real estate default wave during out-of-sample backtesting.

Responsibilities include:

• Conducted in-depth industry research on the elderly care services sector.
• Significantly contributed to research reports for institutional clients and for internal publication within the GF Securities Research Department.
• Engaged in macroeconomic research focusing on demographics, as well as analysis of discretionary and non-discretionary consumer trends.
• Performed data analysis and industry research across various other sectors.
• Partially contributed to industry research and report writing for the home furnishing and broader healthcare sectors.
• Provided clients with tailored in-depth market research and competitor analysis reports.