• Analyzed calcium levels in mouse brain cells during sleep periods using K-means and hierarchical cluster analyses.• Utilized the Elbow Method and Sklearn library to determine the optimal number and location of clusters in both periods.• Visualized clusters for both periods by plotting the correlation matrix with Pearson’s r for all cell combinations.• Identified clusters of cells using agglomerative hierarchical clustering with a standardized Euclidean distance metric and a weighted average linkage method and defined the 5% significance threshold with a Monte Carlo permutation test.

• Conducted industry research by gathering, compiling, and analyzing data on the Chinese In Vitro Diagnostics industry and its upstream and downstream medical devices, and summarized 50 suppliers and competitors using R and Excel.• Investigated the potential investment opportunity based on innovation investment strategy, created a list of medical devices in shortage for Point-of-Care Diagnostic, and presented the quantitative result to the team using PowerPoint.• The result was used by mentor to present to Manager, cited in the final report, and published as a research paper.

• Assisted 500+ clients in taxation declaration, tax certification, and filing tax with local taxation administration.• Conducted financial report analysis to support auditing for 34 companies by calculating financial indexes, such as operating ratio, FAT, and stock turnover by implementing financial models and data visualization in R and Excel.• Updated yearly financial reports for 20 companies, covering cash flow statement, balance sheet, and profit statement.