Taiwan rejects complaints about its maritime patrols by Japan . Near them are important shipping lanes , rich fishing grounds and possible oil deposits . Japan had accused China of using radar to track a Japanese ship and helicopter . Taiwan , China and Japan are in a dispute of islands . China says it is patrolling its waters near the islands .
Taiwan rejects complaints about its maritime patrols by Japan . Japan had accused China of using radar to track a Japanese ship and helicopter . Taiwan , China and Japan are in a dispute of islands . China says it is patrolling its waters near the islands .