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2026 Optics Valley Marathon set to kick off on Nov 15
The 2026 Optics Valley Marathon is scheduled to start at 8 am on Nov 15 in the Optics Valley of China (OVC) and will be broadcast live on platforms like CCTV5.
The 2026 Optics Valley Marathon is scheduled to start at 8 am on Nov 15 in the Optics Valley of China (OVC) and will be broadcast live on platforms like CCTV5.
