Report Summary

  • 43

    Performance

    Renders faster than
    62% of other websites

  • 51

    Accessibility

    Visual factors better than
    that of 21% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 84

    SEO

    Google-friendlier than
    53% of websites

m.21food.cn

食品商务网-网上食品贸易市场,食品行业门户网站

Page Load Speed

15.9 sec in total

First Response

2 sec

Resources Loaded

13.8 sec

Page Rendered

156 ms

m.21food.cn screenshot

About Website

Visit m.21food.cn now to see the best up-to-date M 21 Food content for China and also check out these interesting facts you probably never knew about m.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 m.21food.cn

Key Findings

We analyzed M.21food.cn page load time and found that the first response time was 2 sec and then it took 13.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

Performance Metrics

m.21food.cn performance score

43

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.3 s

17/100

10%

LCP (Largest Contentful Paint)

Value7.2 s

5/100

25%

SI (Speed Index)

Value25.8 s

0/100

10%

TBT (Total Blocking Time)

Value160 ms

94/100

30%

CLS (Cumulative Layout Shift)

Value0.23

54/100

15%

TTI (Time to Interactive)

Value9.0 s

33/100

10%

Network Requests Diagram

m.21food.cn

1956 ms

wap.21food.cn

4275 ms

styles.css

1207 ms

logo.png

1631 ms

jquery-1.8.0.min.js

1989 ms

Our browser made a total of 26 requests to load all elements on the main page. We found that 4% of them (1 request) were addressed to the original M.21food.cn, 38% (10 requests) were made to Img3.21food.cn and 31% (8 requests) were made to Wap.21food.cn. The less responsive or slowest element that took the longest time to load (6.7 sec) relates to the external source Img3.21food.cn.

Page Optimization Overview & Recommendations

Page size can be reduced by 142.3 kB (43%)

Content Size

330.3 kB

After Optimization

188.0 kB

In fact, the total size of M.21food.cn main page is 330.3 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. Only 10% of websites need less resources to load. Images take 142.6 kB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 17.0 kB

  • Original 22.2 kB
  • After minification 20.8 kB
  • After compression 5.3 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. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 17.0 kB or 76% of the original size.

Image Optimization

-5%

Potential reduce by 6.7 kB

  • Original 142.6 kB
  • After minification 135.9 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. M 21 Food images are well optimized though.

JavaScript Optimization

-64%

Potential reduce by 69.2 kB

  • Original 107.8 kB
  • After minification 107.3 kB
  • After compression 38.6 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 69.2 kB or 64% of the original size.

CSS Optimization

-86%

Potential reduce by 49.4 kB

  • Original 57.6 kB
  • After minification 47.9 kB
  • After compression 8.2 kB

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. M.21food.cn needs all CSS files to be minified and compressed as it can save up to 49.4 kB or 86% of the original size.

Requests Breakdown

Number of requests can be reduced by 5 (22%)

Requests Now

23

After Optimization

18

The browser has sent 23 CSS, Javascripts, AJAX and image requests in order to completely render the main page of M 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 6 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

m.21food.cn accessibility score

51

Accessibility Issues

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

High

Buttons do not have an accessible name

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

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

High

<dl>'s do not contain only properly-ordered <dt> and <dd> groups, <script>, <template> or <div> elements.

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

m.21food.cn best practices score

67

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

m.21food.cn SEO score

84

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

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

High

Image elements do not have [alt] attributes

Mobile Friendly

Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).

Impact

Issue

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    ZH

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise M.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 M.21food.cn main page’s claimed encoding is utf-8. Use of this encoding format is the best practice as the main page visitors from all over the world won’t have any issues with symbol transcription.

Social Sharing Optimization

Open Graph description is not detected on the main page of M 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: