71.8 sec in total
963 ms
70.4 sec
486 ms
Visit 21food.cn now to see the best up-to-date 21 Food content for China and also check out these interesting facts you probably never knew about 21food.cn
食品商务网是食品行业企业间(B2B)网上电子商务平台。网站汇聚海量食品相关产品批发、行业资讯、行业标准法规则等信息。网站定位食品全产业链,为包括农产品、食品原料、食品工业、食品添加剂、食品机械等在内的企业提供服务,助力食品工业发展。
Visit 21food.cnWe analyzed 21food.cn page load time and found that the first response time was 963 ms and then it took 70.9 sec to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster. Unfortunately, there were 31 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.
21food.cn performance score
name
value
score
weighting
Value5.8 s
4/100
10%
Value11.2 s
0/100
25%
Value35.1 s
0/100
10%
Value51,760 ms
0/100
30%
Value0.383
27/100
15%
Value78.3 s
0/100
10%
963 ms
11113 ms
2613 ms
2375 ms
5537 ms
Our browser made a total of 299 requests to load all elements on the main page. We found that 20% of them (59 requests) were addressed to the original 21food.cn, 38% (114 requests) were made to Chinashop.cc and 30% (90 requests) were made to Img3.21food.cn. The less responsive or slowest element that took the longest time to load (20.4 sec) relates to the external source Chinashop.cc.
Page size can be reduced by 2.9 MB (40%)
7.4 MB
4.4 MB
In fact, the total size of 21food.cn main page is 7.4 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 60% of websites need less resources to load. Images take 4.5 MB which makes up the majority of the site volume.
Potential reduce by 188.8 kB
HTML content can be minified and compressed by a website’s server. The most efficient way is to compress content using GZIP which reduces data amount travelling through the network between server and browser. This page needs HTML code to be minified as it can gain 31.4 kB, which is 15% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 188.8 kB or 88% of the original size.
Potential reduce by 521.6 kB
Image size optimization can help to speed up a website loading time. The chart above shows the difference between the size before and after optimization. Obviously, 21 Food needs image optimization as it can save up to 521.6 kB or 11% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 478.7 kB
It’s better to minify JavaScript in order to improve website performance. The diagram shows the current total size of all JavaScript files against the prospective JavaScript size after its minification and compression. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 478.7 kB or 72% of the original size.
Potential reduce by 1.7 MB
CSS files minification is very important to reduce a web page rendering time. The faster CSS files can load, the earlier a page can be rendered. 21food.cn needs all CSS files to be minified and compressed as it can save up to 1.7 MB or 90% of the original size.
Number of requests can be reduced by 51 (20%)
257
206
The browser has sent 257 CSS, Javascripts, AJAX and image requests in order to completely render the main page of 21 Food. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 26 to 1 for JavaScripts and from 9 to 1 for CSS and as a result speed up the page load time.
21food.cn
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21food.cn accessibility score
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Tables and lists
These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.
Impact
Issue
<dl>'s do not contain only properly-ordered <dt> and <dd> groups, <script>, <template> or <div> elements.
Lists do not contain only <li> elements and script supporting elements (<script> and <template>).
Internationalization and localization
These are opportunities to improve the interpretation of your content by users in different locales.
Impact
Issue
<html> element does not have a [lang] attribute
Names and labels
These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.
Impact
Issue
Image elements do not have [alt] attributes
Links do not have a discernible name
21food.cn best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Issues were logged in the Issues panel in Chrome Devtools
21food.cn SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Image elements do not have [alt] attributes
ZH
N/A
GBK
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise 21food.cn can be misinterpreted by Google and other search engines. Our service has detected that Chinese is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that 21food.cn main page’s claimed encoding is gbk. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.
21food.cn
Open Graph description is not detected on the main page of 21 Food. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: