这部电影的导演和编剧是杨宇。

The film's director and screenwriter is Yang Yu.

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杨宇军：关于第一个问题，中方在核裁军问题上一贯主张并积极倡导全面禁止和彻底销毁核武器。

Answer: on your first question, China always advocates the complete prohibition and thorough destruction of nuclear weapons on the issue of nuclear disarmament.

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杨宇军： 关于第一个问题，目前我没有需要补充发布的信息。

Answer: About your first question, I do not have any new information to share at this moment.

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