He is one of more than 400 Chinese experts who, since 2001, have taken part in an aid project funded by China's Ministry of Commerce. These experts have worked in 13 agricultural colleges, teaching and drafting textbooks.
He believes this year's reform plan is reliable, and the country also expects more reform efforts that lead directly to changes in people's lives, such as reforms in the medical sector as well as education.
He must know. Driven by that idea, Cai and his partners set up Star Station TV in 2015. The Shanghai-based online video content producer targets young users' increasing need for entertainment. It offers a wide range of online programs on over 20 topics, including movies, sports, finance, fashion, foods and fitness.
He expounded the idea by saying that people can enhance the coordination of global supply chain through telecommunication, cross-border e-commerce and cloud services.
He has set "another humble goal" of shipping 100 million smartphones in 2018.
He left home in 1987 to look for work in neighboring cities as a decorator and furniture maker.
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He believes the smart reading and listening cube could offer a new market channel for audiobooks as a support to the development of the industry.
He designed his first mug for the Year of the Rabbit in 2010.
He graduated from Fudan University in 2015 and became a teacher at Anshun University. His students often remind Cai of younger versions of himself.
He gained new notoriety after Obama asked Congress in 2010 to tuck the Volcker rule into the landmark Dodd-Frank financial reform law, which was meant to avoid a repetition of the 2007-2009 financial crisis.