In Republican-Era China, I Only Want to Pass the Civil Service Exam

This book could also be called: I Devoted Myself to My Country in Republican-Era China; My Years Catching Spies in Republican-Era China; or How I Studied Hard in Republican-Era China and Landed a Steady Job~ Blurb 1: Transmigrated into a minor character in a Republican-era novel, Yi Hanxing initially had only one goal: to survive. After the country was founded, she wanted a secure job, becoming either an honorable industrial worker or a cadre from the worker-peasant class. Later, all Yi Hanxing wanted was to serve her country. Who cares about the hero and heroine? They're not important! Why fear a hundred deaths in service to one's country? I offer my blood to Xuanyuan. Though I live in obscurity, I have no regrets. Wherever my bones lie is my green mountain. Blurb 2: Yi Hanxing transmigrated. She found herself in a world that combined several novels, including Republican-era fiction and period dramas. As someone who had transmigrated, should she make money, become famous, and fall in love? How could a coder put her professional skills to use? Feeling the organization's earnest hopes for her, Yi Hanxing declared: My heart belongs only to serving my country! So first, I'll switch to physics! A story about a woman who transmigrates to Republican-era China, studies hard, and serves her country. She eventually becomes a scientist in a field such as aerospace or military engineering. Until the main story ends, she is not some genius who changes history, but an ordinary researcher making her own contribution. The male lead has appeared. It's a 1v1 childhood-friends romance, driven mainly by the plot, with some everyday life, a satisfying and slightly sweet feel, and no angst for the heroine, including in the romance. P.S.: Fictional setting! Fictional setting! Fictional setting! This is a world combining several novels, spanning a long period of time~ The world is based on novels that people have transmigrated into. Its historical events and figures differ from reality. The tone is lighthearted, not serious historical fiction, so please enjoy without nitpicking~ Theme: Study hard and serve the country