Daniel Zhang is one of the co-founders of Alibaba Group and has served as the CEO and executive chairman of Alibaba Group. His contributions to Alibaba are mainly reflected in the following aspects:

1. Business strategy planning: During the development of Alibaba, Daniel Zhang was responsible for formulating and implementing a series of strategic plans. He emphasized consumer-centricity and user experience, and promoted Alibaba's expansion in multiple business areas, such as e-commerce, cloud computing, digital media and entertainment.

2. Business model innovation: Daniel Zhang led Alibaba to continuously innovate its business model, such as launching platforms such as Taobao and Tmall, and launching a series of new services and products such as Alipay, Cainiao Network, and Alibaba Cloud, thus changing the landscape of the e-commerce market in China and even the world.

3. Corporate culture construction: Daniel Zhang is committed to building Alibaba's unique corporate culture, such as the values ​​of "customers first, employees second, and shareholders third", and the belief of "because we believe, we see". This corporate culture provides a strong driving force for Alibaba's continued development and innovation.

4. Internationalization strategy: Zhang Yong actively promoted Alibaba's internationalization strategy and expanded Alibaba's business to the global market through global investment and cooperation. He also promoted Alibaba's cooperation with enterprises and governments in countries and regions such as the United States, Japan, and India, enhancing Alibaba's influence in the international market.

5. Leadership and management capabilities: With his outstanding leadership and management capabilities, Zhang Yong led Alibaba to achieve the leap from a start-up to a global leading enterprise. He made important decisions at critical moments and promoted Alibaba's rapid development.

In short, Zhang Yong's contribution to Alibaba is multifaceted. From business strategy planning to business model innovation, from corporate culture construction to internationalization strategy, he has made great contributions to Alibaba's success and development.