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E-commerce Images

How to Resize and Split Long Product Detail Images

Prepare long e-commerce detail images by resizing width first, splitting at safe points, and checking the mobile reading flow.

July 20, 20266 min readReviewed by OneClickTool
A long product detail image divided into ordered upload sections

Short answer

Resize the detail page to the destination width before splitting it into ordered segments. Avoid cuts through text, faces, tables, or product components, then verify the complete mobile flow after upload.

Key takeaways

  • Resize width before choosing segment height.
  • Split between content blocks instead of at arbitrary pixel intervals when possible.
  • Keep filenames numbered in upload order.
  • Review seams and missing sections after upload.

Why resize first

Splitting the original before resizing can create inconsistent dimensions and makes upload order harder to review. A shared final width keeps every segment aligned.

Choose safe split points

A fixed segment height is convenient, but a cut through a sentence or product photo creates a visible break. Review the result and adjust when a boundary lands on important content.

  • Do not split through small text
  • Keep before-and-after examples together
  • Avoid separating a price from its conditions
  • Preserve numbered step groups

Recommended workflow

Keep the original, export the final width, split into numbered files, compress the segments, and then preview the uploaded page from top to bottom.

StepTaskOutput
1Resize widthConsistent canvas
2Split sectionsOrdered image files
3CompressUpload-ready sizes
4PreviewVerified reading flow

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Detail Image Splitter

Split tall detail pages into uploadable images

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