Certainly! Here's a concise and polite invitation in English for Uncle Zhao to attend a charity gala:
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You are cordially invited to join us at the Annual Charity Gala on [Date] at [Time]. Your presence would greatly support our cause and enrich the evening. Kindly let us know if you can make it.
Best regards,
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Please replace "[Date]" and "[Time]" with the actual date and time of your event. If you want to include more details such as the venue or a brief description of the charity, you could adjust the wording accordingly while keeping within the 60-word limit. For instance:
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