Didi Global Inc (Didi) is a transportation mobility technology platform. The company offers a wide range of app-based services, including ride-hailing, taxi hailing, designated driving, hitch, and other forms of shared mobility. It also offers certain energy and vehicle services, food delivery, and intra-city freight services. Didi operates in various global markets, including Asia Pacific and Latin America. Didi's business portfolio includes a variety of mobility services such as Didi Chuxing, Piggy Express, Didi Enterprise, Didi Bike, Didi Digital, Didi Refuel, Orange Charging, Didi Rider, Didi Driver, Didi Chauffeur and Didi Freight Driver. The company also offers international services, financial services, and energy services under the brand Orange Energy, which includes Orange Charging and Didi Refuel. The company classifies its operations into three reportable segments: China Mobility, International, and Other Initiatives. As of December 2025, the company had 749 million annual active users and 35 million annual active drivers worldwide.

Didi has undertaken several R&D initiatives, including the use of technology and data supported by a large research and development team. The company has collaborated with universities for laboratory research on core mobility technologies. It hosts theme-based research programs on topics such as mobility, computer vision, and machine learning, and has open dataset programs for public participation. Didi has also established research funds for young scholars and talent programs to cultivate prospective engineers and scientists. The company has made significant investments in technology, particularly in areas that promise the highest return, such as autonomous driving capabilities. The R&D unit’s responsibilities include conducting laboratory research on core mobility technologies, hosting theme-based research programs, and developing technology and data stacks for shared mobility technologies. In FY2024, the company spent CNY9,535.5 million on R&D, which as a percentage of revenue, stood at 4.61% and increased 6.9% YoY.