Report Summary

  • 75

    Performance

    Renders faster than
    84% of other websites

  • 60

    Accessibility

    Visual factors better than
    that of 26% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 76

    SEO

    Google-friendlier than
    35% of websites

sczw.com

【商城众网】厂家商城导航_厂家商城,尽在众网

Page Load Speed

41.6 sec in total

First Response

9.4 sec

Resources Loaded

31.8 sec

Page Rendered

425 ms

sczw.com screenshot

About Website

Welcome to sczw.com homepage info - get ready to check Sczw best content for China right away, or after learning these important things about sczw.com

商城众网汇聚中国最齐全的厂家商城导航官网大全,只收录品牌厂家商城,官网和海外海淘正品大牌商城,厂家商城,尽在众网。

Visit sczw.com

Key Findings

We analyzed Sczw.com page load time and found that the first response time was 9.4 sec and then it took 32.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster.

Performance Metrics

sczw.com performance score

75

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.7 s

61/100

10%

LCP (Largest Contentful Paint)

Value2.7 s

86/100

25%

SI (Speed Index)

Value10.7 s

7/100

10%

TBT (Total Blocking Time)

Value50 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value12.2 s

15/100

10%

Network Requests Diagram

www.sczw.com

9370 ms

style.css

8699 ms

jquery-1.7.2.min.js

6323 ms

web.js

2504 ms

hm.js

588 ms

Our browser made a total of 107 requests to load all elements on the main page. We found that 8% of them (9 requests) were addressed to the original Sczw.com, 70% (75 requests) were made to Image.sczw.com and 5% (5 requests) were made to Ckmap.mediav.com. The less responsive or slowest element that took the longest time to load (9.4 sec) belongs to the original domain Sczw.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 642.3 kB (52%)

Content Size

1.2 MB

After Optimization

583.5 kB

In fact, the total size of Sczw.com main page is 1.2 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. 30% of websites need less resources to load. Images take 463.4 kB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 377.6 kB

  • Original 431.9 kB
  • After minification 406.3 kB
  • After compression 54.3 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 377.6 kB or 87% of the original size.

Image Optimization

-6%

Potential reduce by 29.5 kB

  • Original 463.4 kB
  • After minification 433.9 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. Sczw images are well optimized though.

JavaScript Optimization

-64%

Potential reduce by 122.0 kB

  • Original 189.9 kB
  • After minification 189.9 kB
  • After compression 67.9 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 122.0 kB or 64% of the original size.

CSS Optimization

-81%

Potential reduce by 113.3 kB

  • Original 140.6 kB
  • After minification 140.6 kB
  • After compression 27.3 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. Sczw.com needs all CSS files to be minified and compressed as it can save up to 113.3 kB or 81% of the original size.

Requests Breakdown

Number of requests can be reduced by 48 (47%)

Requests Now

103

After Optimization

55

The browser has sent 103 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sczw. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

sczw.com accessibility score

60

Accessibility Issues

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.

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

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

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

sczw.com best practices score

75

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

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

sczw.com SEO score

76

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

High

robots.txt is not valid

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 Sczw.com 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 Sczw.com 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 Sczw. 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: