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Taiwan’s high-tech industry is the backbone of our economy, with semiconductor companies and related industries serving as the country’s “National Protective Shield.” Consequently, Taiwan’s high-tech talent has become a key target for recruitment by Chinese enterprises. To prevent Chinese firms in Taiwan from illegal poaching and engaging in unauthorized business activities , the Ministry of Justice Investigation Bureau(MJIB) has established a special task force at the end of 2020 to investigate such cases. To date, more than 100 cases have been investigated. According to MJIB’s findings, Chinese enterprises often disguise their identities through various means, including setting up operations under the guise of Taiwanese, overseas Chinese, or foreign-invested companies, while in reality being backed by Chinese capital, establishing unauthorized business locations in Taiwan without government approval, and using employment agencies to falsely assign employees to Taiwanese firms.

In a major breakthrough in international law enforcement cooperation, the Ministry of Justice Investigation Bureau (MJIB), in coordination with Philippine authorities, successfully repatriated fugitive former Army officer Li* to Taiwan on March 25, 2025. The operation marks another milestone in cross-border anti-corruption efforts.

The Ministry of Justice Investigation Bureau (MJIB) has achieved another milestone in pursuing fugitives abroad! Huang Cheng-Cheng(黃正成), once named by the media as one of Taiwan's “Top 10 Most Wanted Criminals", was successfully extradited from Bangkok, Thailand to Taiwan on January 8, 2025, following close cooperation between MJIB and Thai law enforcement agencies.

Cross-border law enforcement cooperation between Taiwan and Thailand attains yet another milestone! In cooperation with Thai law enforcement agencies, the Ministry of Justice Investigation Bureau arrested and escorted the wanted drug criminal Lien *-chen from Bangkok, Thailand, back to Taiwan on June 13.

Cooperation between Taiwanese and Canadian law-enforcement agencies brought quick results! The Ministry of Justice Investigation Bureau (MJIB), National Immigration Agency, Canada Border Services Agency (CBSA), Taipei Economic and Cultural Office in Canada, and Taipei Economic and Cultural Office, Toronto worked together successfully to repatriate fugitive criminals Huang ? Hsiung and Huang Lin ? Chen from Canada to Taiwan on May 2. The couple was taken into custody by MJIB officers for further interrogation in the early morning of May 3.

Cross-border cooperation between Taiwan and Thailand has produced excellent results! The Ministry of Justice Investigation Bureau (MJIB) and Thai law enforcement agencies worked together to arrest fugitive criminal Lee Chen ? Yin in Thailand’s capital Bangkok on May 9 and escort her back to Taiwan.

On November 1, the Ministry of Justice Investigation Bureau (MJIB) and the Ministry of Foreign Affairs (MOFA) jointly held the 2023 Taiwan-Western Asia & Africa Forum on Regional Security and Transnational Crime (TWAF), the highest-level international law enforcement and security conference in Taiwan, at The Howard Plaza Hotel Taipei. A total of 250 judges, law enforcement officials, renowned experts, and think tank scholars from 38 countries came to Taiwan to attend the conference and deliver their reports.

In October 2018, the Investigation Bureau investigated two false messages that were intended to jeopardize the “nine-in-one” election. Former Deputy Chief Liu of the Kaohsiung Police Bureau Sanmin Second Precinct was involved in posting forged sanction letters with Tsai Ing-Wen’s name to specific chat group on Line with the intent to influence voters. Another man surnamed Zhu was involved in posting images on the “Han Kuo-yu fan group” on Facebook that threatened 7 legislators, including Hsu Chia-ching, Deputy Secretary-General of DPP, and Chao Tien-lin. These two cases were transferred to the Kaohsiung District Prosecutors Office for reference and processing.

In December, 2018, Taiwan High Speed Rail Corporation (THSRC) actively reported the attack on its T-Express mobile ticketing system by a hacker to the Taipei City Field Division of MJIB. The hacker purchased one ticket from Nangang to Taipei at the fare of NT$40 and immediately canceled the ticket. When applying for refund, the hacker tampered with the parameter of the system's refund amount column, changing it to NT$200,000, all in order to deceive the system into carrying out the transaction. Fortunately, the back-end accounting system of THSRC identified the anomaly and promptly suspended the refund.

The Taoyuan City Field Division of the MJIB recently solved the case involving the hacking of email accounts. They arrested the supervisor with surname Huang of the information department in a military academy in Taoyuan. Huang had been accused of using his position to hack several academic email accounts of faculty members and sending false reports to the Complaints of the superior unit under their names from October 22 to 30, 2018. The act seriously affected the reputation and leadership prestige of the academy, so the institution pro-actively reported it to the Taoyuan City Field Division in order to safeguard the unity of the academy and the interests of the victims. The Information & Communication Security Section of the Taoyuan City Field Division investigated the case for several days and prepared sufficient digital evidence before applying to Prosecutor Yeh Yi-fa of the Taoyuan District Prosecutors Office for instruction and investigation. On December 14, 2018, after interviewing the suspect Huang and related witnesses, the prosecutor considered the evidence sufficient and ruled on a NT$150,000 bail.