2 sentences

1. 越共中央总书记正在访问中国。

   Yuè​gòng zhōng​yāng zǒng​shū​ji zhèng​zài fǎng​wèn Zhōng​guó.

   The General Secretary of the Communist Party of Vietnam is visiting China.

   Source: Dong Chinese Dictionary

2. 他是中国共产党中央委员会总书记。

   tā shì Zhōng​guó Gòng​chǎn​dǎng zhōng​yāng wěi​yuán​huì zǒng​shū​ji.

   He is the General Secretary of the Central Committee of the Communist Party of China.

   Source: Dong Chinese Dictionary