3.cn Site Title
3.cn Meta Description
3.cn Test Results
3.cn Mobile Usability: 98/100
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="/seckill/seckillList" class="seckill-link J_ping"></a>and 1 others are close to other tap targets.
3.cn Mobile Speed: 54/100
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://h5.m.jd.com/active/track/mping.min.js (expiration not specified)
Your page has 2 blocking script resources and 2 blocking CSS resources. This causes a delay in rendering your page.
Optimize CSS Delivery of the following:
Properly formatting and compressing images can save many bytes of data.
Optimize the following images to reduce their size by 49.7KiB (24% reduction).
Losslessly compressing http://st.360buyimg.com/m/images/index/btnR.png could save 14.4KiB (89% reduction).
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 4.3KiB (60% reduction).
Compressing http://m.jd.com/index/recommend.action could save 4.3KiB (60% reduction).