发表/发布 + 声明
声明 (shēngmíng) means "statement" or "declaration" and can be used as both a noun and a verb. As a noun, it refers to an official announcement, such as 发表声明 (to issue a statement). As a verb, it means to declare or state something formally.
公司昨天发表了一份声明。
Gōngsī zuótiān fābiǎo le yī fèn shēngmíng.
The company issued a statement yesterday.
你看过他们的声明了吗?
Nǐ kàn guò tāmen de shēngmíng le ma?
Have you read their statement?
她公开声明自己不会参加竞选。
Tā gōngkāi shēngmíng zìjǐ bú huì cānjiā jìngxuǎn.
She publicly declared that she would not run for election.