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17 years ago, Krishna Kumar started offering free PMP prep online. Today, it’s a leading digital upskilling platform that helps millions upskill in AI, cybersecurity, data science, and more.

Class Central Team Jun 22, 2026

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生物制药技术


Explore biopharmaceutical technology covering gene engineering, animal cell pharma, antibody production, enzyme engineering, and fermentation across 8 comprehensive chapters.
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疫情之后，中国企业可否更好？——奢侈品公司创新视角


主讲嘉宾：李杰教授上海交通大学奢侈品品牌研究中心主任上海交大-密西根大学联合学院教授兼跨界研究中心联席主任纽约大学、国科大兼职教授
- XuetangX
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自然语言处理


自然语言处理（NLP）是人工智能的一个子领域，是一门综合性极强的学科，被誉为“人工智能皇冠上的明珠”。
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结构振动主动控制


本课程主要介绍结构振动的基本理论和主动控制的设计方法，内容具有新颖性和先进性，课程可为力学、航空航天、土木、机械等专业的研究生以及工程技术人员提供参考。
- XuetangX
- Self-Paced
- Free Online Course
工程经济学


Master the principles of engineering economics, from investment analysis and asset management to project financing and value engineering methodologies for making informed technical-financial decisions.
- XuetangX
- Self-Paced
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常见病的健康管理


Master essential health management strategies for common diseases including liver cirrhosis, asthma, kidney failure, thyroid disorders, leukemia, cervical cancer, and depression, focusing on prevention, diagnosis, and self-care.
- XuetangX
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临床研究方法学导论


临床研究需要经过专业实施科学和方法学培训的人才，把控项目全过程，产生高水平证据。课程将帮助学生系统掌握临床研究实践的流程、常见问题和解决思路，成为合格的研究者。
- XuetangX
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高级健康评估


Master 高级健康评估技能，通过9种常见疾病案例，提升护理诊断思维与临床决策能力。掌握从问诊到管理的全面评估方法，培养专业护理实践所需的进阶技能。
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有机化学


掌握有机物结构、性质与反应机理，学习分离鉴定和合成技术，为化学、药学、生物等领域研究奠定坚实基础。
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智能机器人导论


在人工智能和机器人技术飞速发展的今天，智能机器人将彻底改变人类的生产生活方式。诚邀您学习本课程，了解机器人的发展史，一起探索智能机器人的无限可能！
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复杂注射剂


Explore the science of complex injectables—liposomes, lipid nanoparticles, and emulsions. Master formulation design, process scale-up, and characterization techniques through industry-driven case studies.
- XuetangX
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算法设计


本课程是计算机科学与工程和软件工程学科的基础课程，对学生的整个学科学习乃至今后的工作都有着深远的影响。课程讲授算法设计策略和算法复杂性分析。
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中国农村健康及备灾培训


Discover essential public health principles and disaster preparedness strategies for rural China, covering healthcare systems, health promotion theories, and practical implementation of community health programs.
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人道主义宪章与人道救援响应最低标准：环球计划的实践


掌握人道主义救援的国际标准，探索环球计划在灾害响应中的实践应用，从供水、营养、住所到医疗等关键领域的最低标准和具体实施方法。
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探索国际税收专题，从基本概念到双支柱新规则，涵盖跨境交易、转让定价、税收协定及案例分析，帮助掌握全球税收管理与实践。
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