Original:  Koxinga hoped to recapture the mainland China from the Qing, using the island as a base of operations.
Revised:  Koxinga hoped to recapture the mainland China from the Qing, using the island as a base of military operations but also deepening the process of Sinicization on Taiwan, in an effort to consolidate the last stronghold of Han Chinese resistance against the invading Manchus."Historical and Legal Aspects of the International Status of Taiwan (Formosa)" by Ng Yuzin Chiautong, published on August 28, 1971, WUFI
Edit intent: meaning-changed