[9][10] The inquiry lasted fourteen years, by which time Huang had been nominated for a second term on the Control Yuan by Ma Ying-jeou.

[13][14] Besides his long-running inquiry into the Kuomintang, undertaken during his first Control Yuan term, Huang also looked into the status of social welfare in Taiwan, and the actions of the Ministries of Justice and Finance in regards to financial crime prevention.

[15][16] He and fellow Control Yuan member Ma Yi-kung were credited with persuading the government to rebuild the Wufeng Lin Family Mansion and Garden, which had been damaged in the 1999 Jiji earthquake.

[18] After an October visit to Taiwan by Association for Relations Across the Taiwan Strait chairman Chen Yunlin, he launched an inquest into allegations of civil liberties violations by the National Police Agency and National Security Bureau while providing security for the visit.

[19] An investigation into corruption headed by Huang and Chien Lin Hui-chun ended in December, resulting in the impeachments of four officials who had worked for the Third River Management Office of the Water Resources Agency.

[20] In June 2009, Huang found that Examination Yuan presidential candidate Chang Chun-yen did not solicit donations from Wayne Pai.