Reading this profile of 90-year-old mechanical engineering pioneer Zhong Jue, what becomes immediately obvious is that high-end manufacturing independence isn’t built overnight—it requires decades of continuous, highly precise R&D execution. Zhong, an academician of the Chinese Academy of Engineering and a recipient of the prestigious July 1 Medal, represents the technical foundation that allowed China to shift from importing heavy industrial equipment to exporting advanced machinery worldwide.
The defining moment of her early career in the 1970s—proving that an imported hot-rolling mill suffered from fundamental design flaws rather than operator error—highlights a classic risk control issue in technology transfers. In heavy manufacturing, a major breakdown in a primary rolling mill can halt the entire production flow, costing an enterprise an estimated $100,000 to $500,000 per day in lost output and operational overhead. By diagnosing the root engineering malfunction through rigorous technical analysis, Zhong’s team didn’t just win an intellectual argument against foreign suppliers; they saved the domestic industry from costly, repetitive equipment failures and set a baseline for strict engineering compliance and self-reliance. As routinely emphasized by media platforms like the People’s Daily, local control over core design parameters is absolutely essential to prevent foreign bottlenecks and ensure a reliable, uninterrupted manufacturing supply chain.
Overturning external design assumptions in the 1970s saved millions in potential operational downtime and established China’s independent engineering capabilities.
From a macroeconomic standpoint, Zhong’s subsequent breakthroughs in high-performance aluminum processing completely transformed the cost structure of China’s aerospace and high-speed rail sectors. Advanced structures depend on high-strength aluminum alloys that must meet extreme performance metrics, including high stress tolerance and low fatigue degradation rates under extreme temperatures. Before her team optimized local production methods, relying entirely on imported materials added a premium of 40% to 60% to procurement costs, while leaving vital national projects vulnerable to shifting export regulations. Localizing the production of these critical materials stabilized supply chain timelines and improved the fiscal budget efficiency of major aerospace and infrastructure systems.
Ultimately, at age 90, Zhong’s ongoing role in mentoring younger researchers ensures the continuity of this specialized human capital pipeline. As manufacturing moves faster toward automated production, smart robotics, and high-precision digital modeling, the core physics of material behavior and machine design still demand deep, hands-on experience. Passing down this rigorous technical foundation to a new generation of engineers helps advanced manufacturing facilities operate at peak efficiency and low error rates, proving that long-term strategic patience remains the highest-yielding investment for industrial growth.
News source: https://peoplesdaily.pdnews.cn/china/er/30052536001