Sdec.com.cn Site Title
上海柴油机股份有限公司
Sdec.com.cn Meta Description
上海柴油机股份有限公司（简称“上柴股份”）是上海汽车集团股份有限公司控股的上市公司，公司前身是上海柴油机厂，始建于1947 年4 月，1993 年改制为发行A、B 股的股份制公司，在上海证券交易所发行上市，是从事发动机及零部件、柴油发电机组的研发、制造和销售于一体的国家大型高新技术企业, 拥有国家级技术中心和博士后工作站，技术研发力量雄厚。企业荣获“世界客车联盟最佳发动机制造商”、“上海市最佳工业企业形象单位”等称号。
Sdec.com.cn Test Results
sdec.com.cn Mobile Usability: 97/100
Quick overview:
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
<div class="owl-pagination"></div> is close to 1 other tap targets .
...
sdec.com.cn Mobile Speed: 49/100
Quick overview:
Optimize images
Properly formatting and compressing images can save many bytes of data.
Optimize the following images to reduce their size by 342.4KiB (64% reduction).
Compressing https://www.sdec.com.cn/Photo/Picture_5tm6n1lmskn4.jpg could save 205.7KiB (74% reduction).
...
Avoid landing page redirects
Your page has 2 redirects. Redirects introduce additional delays before the page can be loaded.
Avoid landing page redirects for the following chain of redirected URLs.
http://sdec.com.cn/
...
Eliminate render-blocking JavaScript and CSS in above-the-fold content
Your page has 1 blocking script 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.
https://www.sdec.com.cn/mobile/js/jquery-2.0.0.min.js
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:
https://hmcdn.baidu.com/static/hmt/icon/21.gif (expiration not specified)
...
Enable compression
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 82.3KiB (66% reduction).
Compressing https://www.sdec.com.cn/mobile/js/jquery-2.0.0.min.js could save 53.4KiB (65% reduction).
...
Minify CSS
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 2KiB (18% reduction).
Minifying https://www.sdec.com.cn/mobile/css/wap.css could save 1.1KiB (14% reduction).
...
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