Global investment manager KKR has established digital marketing platform Cue & Co. through the acquisition of China-based digital advertising, marketing and brand management companies Qi-xin, AnG, WIN and Wina Tech. The new platform will retain all four brands while offering integrated, full-range digital marketing solutions for consumer brands, financial institutions, gaming companies and internet service providers. KKR invested through KKR Asian Fund III. Financial details of the transaction were not disclosed.