BEIJING, Jan. 6 (Xinhua) -- Xi Jinping, general secretary of the Communist Party of China (CPC) Central Committee, on Monday called for resolutely winning the tough, protracted and all-out battle against corruption.

Xi, also Chinese president and chairman of the Central Military Commission, emphasized rigorous Party governance with the spirit of reform when addressing the fourth plenary session of the 20th CPC Central Commission for Discipline Inspection.

Xi said unprecedented efforts have been made to advance full and rigorous Party governance and the fight against corruption since the beginning of the new era, yielding widely recognized results.

He stressed the need to take resolute and sustained actions to fight corruption.

"Corruption is the greatest threat to the Party, and combating it represents the most thorough kind of self-reform," Xi said.

Confronted with significant challenges in the fight against corruption, the Party has remained committed to investigating and addressing all corruption cases to maintain the integrity of officials, Xi said.

But he also noted that the fight against corruption remains "a grave and complex challenge," calling for strengthening resolve and confidence in this regard.

Xi emphasized the importance of making greater progress in governing the Party to ensure it remains the strong leadership core in building socialism with Chinese characteristics and to guarantee the steady advancement of Chinese modernization.