中國海〔-国-〕 zung¹ gwok³ hoi² {Zhōng guó Hǎi}

the China Seas (the seas of the Western Pacific Ocean, around China: Bohai Sea, Yellow Sea, East China Sea, South China Sea)

中國海事局〔-国---〕 zung¹ gwok³ hoi² si⁶ guk⁶ {Zhōng guó hǎi shì jú}

PRC Maritime Safety Agency

中國海洋石油總公司〔-国----总--〕 zung¹ gwok³ hoi² joeng⁴ sek⁶ jau⁴ zung² gung¹ si¹ {Zhōng guó Hǎi yáng Shí yóu Zǒng gōng sī}

1. CNOOC
2. China National Offshore Oil Corporation