In September 2018, Fu was removed from the latter office, as the Supreme Court issued its final ruling on charges of insider trading against him, outstanding since 2005.

They met with Taiwan Affairs Office Head Zhang Zhijun and Chairperson of the Chinese People's Political Consultative Conference Yu Zhengsheng.

[12] In 2000, legal action began against investors of Taiwan Pineapple Group,[13] regarding insider trading dating back to 1997.

The Taichung District Court ruled in 2008 that he was to pay a NT$50 million fine and he was sentenced to a prison term of 54 months.

[21] In March 2019, it was reported that Fu's sentence had been reduced by one month on good behavior, which granted him early release on 24 April 2019.

[22] The Hualien District Prosecutors’ Office charged Fu with tax evasion in October 2017, regarding real estate sales.

[23] On 24 June 2020, the Taiwan High Court extended Fu's prison sentence to a total of 46 months, in decisions regarding the stock manipulation cases against him, as well as his divorce from Hsu Chen-wei.