Report Summary

  • 35

    Performance

    Renders faster than
    55% of other websites

  • 38

    Accessibility

    Visual factors better than
    that of 19% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 90

    SEO

    Google-friendlier than
    68% of websites

xaxinlan.cn

西安|硅磷晶罐|换热器除垢剂|粘泥剥离剂|金属清洗剂|锅炉清洗|反渗透阻垢剂|中央空调清洗|脱脂剂|盐酸清洗剂|锅炉除垢剂-西安新蓝清洗工程有限公司

Page Load Speed

32.5 sec in total

First Response

2.2 sec

Resources Loaded

30 sec

Page Rendered

207 ms

About Website

Click here to check amazing Xaxinlan content. Otherwise, check out these important facts you probably never knew about xaxinlan.cn

西安新蓝清洗工程有限公司(下辖西安精工环保科技有限公司),是一家专业从事工业清洗、环保水处理和电加|热设备的民营科技型企业。

Visit xaxinlan.cn

Key Findings

We analyzed Xaxinlan.cn page load time and found that the first response time was 2.2 sec and then it took 30.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster. Unfortunately, there were 4 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.

Performance Metrics

xaxinlan.cn performance score

35

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.0 s

22/100

10%

LCP (Largest Contentful Paint)

Value6.6 s

8/100

25%

SI (Speed Index)

Value15.4 s

1/100

10%

TBT (Total Blocking Time)

Value380 ms

70/100

30%

CLS (Cumulative Layout Shift)

Value0.216

58/100

15%

TTI (Time to Interactive)

Value12.5 s

14/100

10%

Network Requests Diagram

xaxinlan.cn

2231 ms

chf.css

784 ms

index.css

783 ms

logo11.jpg

3054 ms

LOGO.gif

1147 ms

Our browser made a total of 70 requests to load all elements on the main page. We found that 77% of them (54 requests) were addressed to the original Xaxinlan.cn, 7% (5 requests) were made to Lxbjs.baidu.com and 6% (4 requests) were made to Qiao.baidu.com. The less responsive or slowest element that took the longest time to load (19.8 sec) belongs to the original domain Xaxinlan.cn.

Page Optimization Overview & Recommendations

Page size can be reduced by 100.8 kB (46%)

Content Size

218.0 kB

After Optimization

117.3 kB

In fact, the total size of Xaxinlan.cn main page is 218.0 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. 15% of websites need less resources to load. Images take 112.1 kB which makes up the majority of the site volume.

HTML Optimization

-89%

Potential reduce by 71.4 kB

  • Original 80.3 kB
  • After minification 59.0 kB
  • After compression 8.9 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 21.3 kB, which is 27% 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 71.4 kB or 89% of the original size.

Image Optimization

-8%

Potential reduce by 8.5 kB

  • Original 112.1 kB
  • After minification 103.6 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. Xaxinlan images are well optimized though.

JavaScript Optimization

-61%

Potential reduce by 1.2 kB

  • Original 2.0 kB
  • After minification 2.0 kB
  • After compression 773 B

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 1.2 kB or 61% of the original size.

CSS Optimization

-83%

Potential reduce by 19.7 kB

  • Original 23.7 kB
  • After minification 16.5 kB
  • After compression 4.0 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. Xaxinlan.cn needs all CSS files to be minified and compressed as it can save up to 19.7 kB or 83% of the original size.

Requests Breakdown

Number of requests can be reduced by 32 (52%)

Requests Now

61

After Optimization

29

The browser has sent 61 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Xaxinlan. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

xaxinlan.cn accessibility score

38

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

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

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

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

xaxinlan.cn 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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

xaxinlan.cn SEO score

90

Search Engine Optimization Advices

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

    GB2312

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Xaxinlan.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 Xaxinlan.cn main page’s claimed encoding is gb2312. 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.

Social Sharing Optimization

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