在准备海外签约仪式上的领导讲话英文版时，内容应当体现专业性、合作精神以及对未来合作的积极展望。以下是一个示例范文，您可以根据具体情况进行调整和补充：

Ladies and Gentlemen,

Good [morning/afternoon/evening], and a warm welcome to this momentous signing ceremony. It is with great pleasure and anticipation that we gather here today, on [date], to formalize a partnership that promises to be a cornerstone of innovation and growth for both our esteemed organizations.

Firstly, allow me to express my deepest gratitude to all who have contributed to making this day possible. To our distinguished guests, esteemed partners, and hardworking teams on both sides – your relentless efforts have paved the way for what we are about to embark upon.

Today marks more than just the signing of an agreement; it signifies the convergence of vision, resources, and expertise between [Your Company Name] and [Partner Company Name]. This partnership embodies our shared commitment to excellence, sustainability, and the pursuit of breakthroughs in [specific industry or field]. Together, we are poised to redefine the landscape of [the relevant industry or market segment], pushing boundaries and setting new standards.

Our collaboration represents a strategic alignment of goals, where we see not just mutual benefit but also the potential to create lasting impact in the global [industry/market]. We are excited by the prospect of combining [Your Company's strengths] with [Partner Company's strengths], leveraging our respective competencies to explore uncharted territories, innovate solutions, and ultimately, drive value for our clients and stakeholders worldwide.

In the spirit of transparency and trust, which underpins every successful partnership, we pledge to foster an environment of open communication, shared learning, and mutual respect. As we ink this agreement, we do so with the firm belief that our combined forces will propel us towards achieving remarkable milestones and overcoming any challenges that lie ahead.

Looking ahead, we envision a future where our joint endeavors lead to breakthrough innovations, expanded market reach, and the elevation of our brands as leaders in our field. Our journey together will undoubtedly be marked by achievements that transcend borders and set precedents for others to follow.

To conclude, let this signing ceremony serve as a testament to our collective resolve and a launchpad for a prosperous and transformative partnership. Here's to [Your Company Name] and [Partner Company Name], and to the many successes that await us on this exciting new chapter.

Thank you, and may our partnership flourish.

请根据实际情况填写日期、公司名称、具体领域或行业等信息，以确保演讲内容贴合实际情况。