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Grammar Points
由...全资持股— Agent by 由HSK 5
Structure “由+agent+verb” introduces the agent of an action, similar to the English “by…”. In business or formal contexts it often emphasizes who is responsible for or owns something (e.g. full ownership).
"该公司由湖南省高速公路集团有限公司全资持股。"
以...从事...— Using 以 to mark method/meansHSK 5
“以” + noun + verb expresses the means, tool, or basis for an action. It is often used in descriptions of business activities to say “using/with ... to engage in ...”.
“包括” is used to introduce one or more items that are part of a larger set, meaning “to include” or “consist of”. It is very common in descriptions of scopes, lists, and categories.
“由…增至…” describes a change from one value to another (e.g., capital, amount). It often appears in financial or statistical reports to highlight growth or increase.
"注册资本由10亿元人民币增至30亿元人民币，增幅200%。"
是一个...的...— Attributive clause with 是…的HSK 4
“是一个…的…” frames a noun (e.g., platform, person) with an attributive clause that describes its features. It’s a flexible way to present detailed descriptions before the noun.
"SAION AI 是一个包含认知、控制与闭环执行能力，能实现自主设计、直接参与并优化生物发现与生产工艺的 Physical AI 平台。"