Tools & Wizards About Us
lianchengpumps.com screenshot

Report Summary

  • 13

    Performance

    Renders faster than
    25% of other websites

  • 76

    Accessibility

    Visual factors better than
    that of 42% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 77

    SEO

    Google-friendlier than
    36% of websites

lianchengpumps.com

Electric Water Pump, Centrifugal Pump, Submersible Pump - Liancheng

Page Load Speed

4.5 sec in total

First Response

500 ms

Resources Loaded

3.5 sec

Page Rendered

457 ms

lianchengpumps.com screenshot

About Website

Welcome to lianchengpumps.com homepage info - get ready to check Liancheng Pump S best content right away, or after learning these important things about lianchengpumps.com

Shanghai Liancheng (Group) Co., Ltd. is a well-known large group enterprise mainly providing pump, valve and fluid transportation system, electronic control

Visit lianchengpumps.com

Key Findings

We analyzed Lianchengpumps.com page load time and found that the first response time was 500 ms and then it took 4 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

lianchengpumps.com performance score

13

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.5 s

69/100

10%

LCP (Largest Contentful Paint)

Value9.4 s

1/100

25%

SI (Speed Index)

Value11.1 s

6/100

10%

TBT (Total Blocking Time)

Value3,480 ms

2/100

30%

CLS (Cumulative Layout Shift)

Value0.395

26/100

15%

TTI (Time to Interactive)

Value14.2 s

9/100

10%

Network Requests Diagram

lianchengpumps.com

500 ms

gtm.js

67 ms

js

91 ms

cookie_consent_banner.js

450 ms

style.css

684 ms

Our browser made a total of 76 requests to load all elements on the main page. We found that 3% of them (2 requests) were addressed to the original Lianchengpumps.com, 45% (34 requests) were made to Cdnus.globalso.com and 21% (16 requests) were made to Cdn.goodao.net. The less responsive or slowest element that took the longest time to load (2.4 sec) relates to the external source Cdnus.globalso.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 304.6 kB (9%)

Content Size

3.3 MB

After Optimization

3.0 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Lianchengpumps.com main page is 3.3 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. 70% of websites need less resources to load. Images take 2.8 MB which makes up the majority of the site volume.

HTML Optimization

-88%

Potential reduce by 74.4 kB

  • Original 84.8 kB
  • After minification 77.6 kB
  • After compression 10.4 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 74.4 kB or 88% of the original size.

Image Optimization

-5%

Potential reduce by 153.2 kB

  • Original 2.8 MB
  • After minification 2.7 MB

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. Liancheng Pump S images are well optimized though.

JavaScript Optimization

-17%

Potential reduce by 64.1 kB

  • Original 376.4 kB
  • After minification 376.4 kB
  • After compression 312.4 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 64.1 kB or 17% of the original size.

CSS Optimization

-28%

Potential reduce by 12.9 kB

  • Original 45.5 kB
  • After minification 45.5 kB
  • After compression 32.6 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. Lianchengpumps.com needs all CSS files to be minified and compressed as it can save up to 12.9 kB or 28% of the original size.

Requests Breakdown

Number of requests can be reduced by 21 (29%)

Requests Now

72

After Optimization

51

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 72 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Liancheng Pump S. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 17 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

lianchengpumps.com

lianchengpumps.com

500 ms

gtm.js

gtm.js

67 ms

js

js

91 ms

cookie_consent_banner.js

cookie_consent_banner.js

450 ms

style.css

style.css

684 ms

public.css

public.css

754 ms

lite-yt-embed.js

lite-yt-embed.js

579 ms

lite-yt-embed.css

lite-yt-embed.css

642 ms

css

css

41 ms

js

js

64 ms

livechat.js

livechat.js

155 ms

form.js

form.js

149 ms

jquery.min.js

jquery.min.js

1027 ms

common.js

common.js

767 ms

analytics.js

analytics.js

51 ms

collect

collect

12 ms

collect

collect

13 ms

js

js

39 ms

ga-audiences

ga-audiences

24 ms

js

js

73 ms

logo1.png

logo1.png

499 ms

logo-removebg-preview.png

logo-removebg-preview.png

561 ms

3a63d8bb.jpg

3a63d8bb.jpg

743 ms

a382806a.jpg

a382806a.jpg

978 ms

092fc6ef2.jpg

092fc6ef2.jpg

761 ms

6bb44eeb.png

6bb44eeb.png

876 ms

a96b67272.png

a96b67272.png

1072 ms

b4bb04422.png

b4bb04422.png

1436 ms

849495892-300x300.jpg

849495892-300x300.jpg

820 ms

QZ-QH1-300x300.jpg

QZ-QH1-300x300.jpg

982 ms

b0c8c84e3-300x300.jpg

b0c8c84e3-300x300.jpg

890 ms

40fce8801-300x300.jpg

40fce8801-300x300.jpg

944 ms

071eb0385-300x300.png

071eb0385-300x300.png

958 ms

a565d5b91-300x300.jpg

a565d5b91-300x300.jpg

1014 ms

52c533861-300x300.jpg

52c533861-300x300.jpg

1030 ms

e7cc913a1-300x300.jpg

e7cc913a1-300x300.jpg

1074 ms

0b27c5401-300x300.png

0b27c5401-300x300.png

1068 ms

1143d3c81-300x300.png

1143d3c81-300x300.png

1107 ms

f38883e21-300x300.jpg

f38883e21-300x300.jpg

1131 ms

6e98c232-300x300.jpg

6e98c232-300x300.jpg

1142 ms

3c57c5061-300x300.jpg

3c57c5061-300x300.jpg

1171 ms

509f89ff1-300x300.jpg

509f89ff1-300x300.jpg

1152 ms

536e117d1-300x300.jpg

536e117d1-300x300.jpg

1176 ms

35db6a97.jpg

35db6a97.jpg

1328 ms

6eaa98c4.jpg

6eaa98c4.jpg

1228 ms

c07e0b95.png

c07e0b95.png

1359 ms

Certifica-1.jpg

Certifica-1.jpg

1575 ms

Certifica-2.jpg

Certifica-2.jpg

1460 ms

Certifica-3.jpg

Certifica-3.jpg

2390 ms

Certifica-4.jpg

Certifica-4.jpg

1610 ms

7189078c.png

7189078c.png

1426 ms

a3f91cf3.png

a3f91cf3.png

1492 ms

6660e33e.png

6660e33e.png

1511 ms

412f3928.png

412f3928.png

1530 ms

youtube1.png

youtube1.png

1597 ms

header-bg.jpg

header-bg.jpg

482 ms

all-m.gif

all-m.gif

676 ms

c7351722.png

c7351722.png

284 ms

title_pic.png

title_pic.png

132 ms

202439_inquiry_livechat_lianchengpumpscom

202439_inquiry_livechat_lianchengpumpscom

443 ms

icons01.png

icons01.png

483 ms

whatsapp.png

whatsapp.png

428 ms

close.png

close.png

473 ms

show_btn.png

show_btn.png

571 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

598 ms

ebrimabd.ttf

ebrimabd.ttf

503 ms

ebrima.ttf

ebrima.ttf

659 ms

202439_inquiry_form_lianchengpumpscom

202439_inquiry_form_lianchengpumpscom

644 ms

from_livechat.css

from_livechat.css

18 ms

jquery.min.js

jquery.min.js

19 ms

layer.js

layer.js

28 ms

group_oper.js

group_oper.js

30 ms

layer.css

layer.css

162 ms

loading.gif

loading.gif

463 ms

validform.min.js

validform.min.js

8 ms

jquery.cookie.js

jquery.cookie.js

19 ms

Accessibility Review

lianchengpumps.com accessibility score

76

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.

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

<frame> or <iframe> elements do not have a title

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

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

lianchengpumps.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

High

Missing source maps for large first-party JavaScript

SEO Factors

lianchengpumps.com SEO score

77

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

Links do not have descriptive text

High

Image elements do not have [alt] attributes

Crawling and Indexing

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

Impact

Issue

High

Links are not crawlable

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

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Lianchengpumps.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Lianchengpumps.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

lianchengpumps.com

Open Graph description is not detected on the main page of Liancheng Pump S. 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: