John (Xin) Zhang joined Duff & Phelps (rebranded as Kroll) in May 2017 from Quantera Global. He is a director in the transfer pricing practice based in Singapore, with extensive transfer pricing experience throughout southeast Asia and P.R. China. John participated in various value chain transformation projects for global-scale multinational clients to achieve an optimal effective tax rate (ETR) for the Asia-Pacific region in a sustainable manner. He also assisted many medium-sized multinational clients to design or re-design their transfer pricing system with practical guidance on policy implementation. John managed and executed hundreds of transfer pricing documentation in compliance with OECD and/or various country-specific requirements, such as the preparation of Masterfile/local documentation.