中俄两国元首共同见证中俄双方交换20多份双边合作文本，涵盖全球战略稳定、维护国际法权威、生物安全、投资保护、数字经济、检疫、电影合作等领域。

Group 1 - The core point of the article highlights the exchange of over 20 bilateral cooperation documents between China and Russia, covering various fields such as global strategic stability, international law authority, biosafety, investment protection, digital economy, quarantine, and film cooperation [1]