2 sentences

1. 中小企业被视为国民经济的血液。

   zhōng​xiǎo qǐ​yè bèi shì​wéi guó​mín jīng​jì de xuè​yè.

   Small and medium-sized enterprises are considered the lifeblood of the national economy.

   Source: Dong Chinese Dictionary

2. 政府通过减税政策为中小企业输血。

   zhèng​fǔ tōng​guò jiǎn​shuì zhèng​cè wèi zhōng​xiǎo qǐ​yè shū​xuè.

   The government is providing financial lifeblood to small and medium-sized enterprises through tax reduction policies.

   Source: Dong Chinese Dictionary