12306.cn Site Title
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12306.cn Test Results
12306.cn Mobile Usability: 60/100
Use legible font sizes
The following text on your page renders in a way that may be difficult for some of your visitors to read. Use legible font sizes to provide a better user experience.
The following text fragments have a small font size. Increase the font size to make them more legible.
您需要安装Flash播放器查看这部分内容and 1 others render only 4 pixels tall (12 CSS pixels) .
Size tap targets appropriately
Some of the links/buttons on your webpage may be too small for a user to easily tap on a touchscreen. Consider making these tap targets larger to provide a better user experience.
The following tap targets are close to other nearby tap targets and may need additional spacing around them.
The tap target
<a href="./zcfc/">站车风采</a>and 1 others are close to other tap targets .
Configure the viewport
Your page does not have a viewport specified. This causes mobile devices to render your page as it would appear on a desktop browser, scaling it down to fit on a mobile screen. Configure a viewport to allow your page to render properly on all devices.
Configure a viewport for this page.
12306.cn Mobile Speed: 60/100
Your page has 5 blocking script resources and 2 blocking CSS resources. This causes a delay in rendering your page.
None of the above-the-fold content on your page could be rendered without waiting for the following resources to load. Try to defer or asynchronously load blocking resources, or inline the critical portions of those resources directly in the HTML.
Optimize CSS Delivery of the following:
Leverage browser caching
Setting an expiry date or a maximum age in the HTTP headers for static resources instructs the browser to load previously downloaded resources from local disk rather than over the network.
Leverage browser caching for the following cacheable resources:
http://www.12306.cn/mormhweb/images/date.js (expiration not specified)
Compressing resources with gzip or deflate can reduce the number of bytes sent over the network.
Enable compression for the following resources to reduce their transfer size by 107.6KiB (72% reduction).
Compressing http://www.12306.cn/mormhweb/images/jquery-1.4.2.min.js could save 46.5KiB (65% reduction).
Properly formatting and compressing images can save many bytes of data.
Optimize the following images to reduce their size by 29.6KiB (14% reduction).
Losslessly compressing http://www.12306.cn/mormhweb/dongchewopu/r01.gif could save 4.9KiB (26% reduction).
Minify HTML for the following resources to reduce their size by 14.7KiB (43% reduction).
Minifying http://www.12306.cn/mormhweb/ could save 14.7KiB (43% reduction).
Compacting CSS code can save many bytes of data and speed up download and parse times.
Minify CSS for the following resources to reduce their size by 6.2KiB (29% reduction).
Minifying http://www.12306.cn/mormhweb/images/global20150101.css could save 6.2KiB (29% reduction).
Minifying http://www.12306.cn/mormhweb/images/jquery.flash.js could save 5.1KiB (60% reduction).