Q: Chinese marine surveillance ships have urged Japan recently to stop marine surveying activities in relevant waters, and Chinese fishery law-enforcement ships have also enhanced activities in relevant waters. Please confirm.

A: China has sent marine surveillance ships lately to strengthen law-enforcement activities in our relevant waters to safeguard China's maritime rights and interests.

Competent Chinese authorities have also sent fishery law-enforcement ships to our relevant waters to cruise and protect fishery.

Q: It is reported that China has transported materials to Chunxiao oil and gas field and may carry out maintenance operations there. Please confirm.

A: China possesses full sovereign and jurisdictional rights over Chunxiao oil and gas field and China's activities in Chunxiao are completely reasonable and lawful.