He then led the Taiwan sector of Donaldson Lufkin & Jenrette starting in 1999, which was acquired by Credit Suisse First Boston.
Under Kong's leadership the FSC was expected to merge or close the least profitable financial institutions, despite opposition from banks, the Legislative Yuan, and labor unions.
[3][4] During Kong's tenure, limitations on Chinese banks were eased, allowing them to open branches in Taiwan for the first time.
[6] On 12 May 2006, Kong was suspended from his post as prosecutors investigated three separate corruption claims dating from his tenure at Taiwan Sugar.
[7][8] He was released on NT$500,000 bail shortly after questioning later that week,[9][10] and filed an unsuccessful appeal to the Executive Yuan to regain his job.