7 sentences

1. 这家工厂主要造大型船舶。

   zhè jiā gōng​chǎng zhǔ​yào zào dà​xíng chuán​bó.

   This factory mainly builds large ships.

   Source: Dong Chinese Dictionary

2. 这家工厂主要从事纺织生产。

   zhè jiā gōng​chǎng zhǔ​yào cóng​shì fǎng​zhī shēng​chǎn.

   This factory is mainly engaged in textile production.

   Source: Dong Chinese Dictionary

3. 这家工厂主要生产民用产品。

   zhè jiā gōng​chǎng zhǔ​yào shēng​chǎn mín​yòng chǎn​pǐn.

   This factory mainly produces civilian products.

   Source: Dong Chinese Dictionary

4. 这个工厂主要生产有色金属。

   zhè​ge gōng​chǎng zhǔ​yào shēng​chǎn yǒu​sè jīn​shǔ.

   This factory mainly produces non-ferrous metals.

   Source: Dong Chinese Dictionary

5. 这家工厂主要生产各类农业机械。

   zhè jiā gōng​chǎng zhǔ​yào shēng​chǎn gè lèi nóng​yè jī​xiè.

   This factory mainly produces various types of agricultural machinery.

   Source: Dong Chinese Dictionary

6. 这家工厂主要生产建筑用的钢材。

   zhè jiā gōng​chǎng zhǔ​yào shēng​chǎn jiàn​zhù yòng de gāng​cái.

   This factory mainly produces steel for construction.

   Source: Dong Chinese Dictionary

7. 这家工厂主要从事造纸，规模非常大。

   zhè jiā gōng​chǎng zhǔ​yào cóng​shì zào​zhǐ, guī​mó fēi​cháng dà.

   This factory is mainly engaged in papermaking and is very large in scale.

   Source: Dong Chinese Dictionary