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Free Online Tools
FREE Yuexian Tech Free Image Tools
Free images to PDF, merge photos in one click
Combine selected images into one PDF in list order. Everything is created locally in your browser.
Drop images here
or click to select multiple images
JPG · PNG · WebP · GIF · BMP supportedPDF
Local conversionImages to PDF
Combine images into one PDF in the selected order. Each image becomes one page and keeps its orientation.
Choose or drop images
Create a PDF in list order, with one image per page.
Batch ready
Add as many images as you need and process them in a queue.
Private by design
No sign-in and no uploads. Files stay on your device.
Free控制
Choose quality, format, and maximum dimension to balance size and clarity.
Free images to PDF converter
Combine multiple images into one PDF
Select JPG, PNG, WebP, GIF, or BMP files and create one PDF in the same order. Every image occupies one page and keeps its landscape or portrait orientation.
Are images uploaded for PDF creation?
No. Image reading, PDF generation, and download happen locally in your browser.
Can I merge multiple images into one PDF?
Yes. Add multiple images and generate one PDF with one image per page.
Will the image orientation change?
No. Pages follow the original image orientation to avoid stretching photos.
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Product and development support by Yuexian Tech
Mini-program, app, and custom software development for Zhengzhou and remote clients in Beijing, Shanghai, Hangzhou, and beyond.
China Social Insurance Calculator
Estimate employee and employer social insurance plus housing fund contributions with editable city presets.
The published period and base range appear here
After employee contributions, before IIT: ¥0.00
Contribution breakdown
Updated from the current inputsContribution bases usually change annually, while some rates vary by employer industry or temporary policy. These editable presets do not replace an authority determination.
This estimate excludes individual income tax, special deductions, supplementary medical plans, and supplementary housing funds. Follow the employer declaration, payslip, and official local system.