Tools & Wizards About Us
sanlouistech.com screenshot

Report Summary

  • 34

    Performance

    Renders faster than
    54% of other websites

  • 58

    Accessibility

    Visual factors better than
    that of 25% of websites

  • 50

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 76

    SEO

    Google-friendlier than
    35% of websites

sanlouistech.com

Casting manufacturer，Machining manufacturer-NINGBO SAN LOUIS CONSTRUCTION MATERIALS HI-TECH CO.,LTD

Page Load Speed

12.5 sec in total

First Response

5 sec

Resources Loaded

7.2 sec

Page Rendered

289 ms

sanlouistech.com screenshot

About Website

Click here to check amazing SAN LOUIS TECH content for China. Otherwise, check out these important facts you probably never knew about sanlouistech.com

NINGBO SAN LOUIS CONSTRUCTION MATERIALS HI-TECH CO.,LTD,factory established in 2003. Has a professional research team focusing on design and research of auto parts.

Visit sanlouistech.com

Key Findings

We analyzed Sanlouistech.com page load time and found that the first response time was 5 sec and then it took 7.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.

Performance Metrics

sanlouistech.com performance score

34

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value8.1 s

0/100

10%

LCP (Largest Contentful Paint)

Value8.4 s

2/100

25%

SI (Speed Index)

Value17.5 s

0/100

10%

TBT (Total Blocking Time)

Value50 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.469

18/100

15%

TTI (Time to Interactive)

Value15.3 s

7/100

10%

Network Requests Diagram

sanlouistech.com

5012 ms

www.sanlouistech.com

421 ms

jquery.js

272 ms

comm.js

184 ms

ajaxfun.js

151 ms

Our browser made a total of 53 requests to load all elements on the main page. We found that 98% of them (52 requests) were addressed to the original Sanlouistech.com, 2% (1 request) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (5 sec) belongs to the original domain Sanlouistech.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 2.3 MB (48%)

Content Size

4.7 MB

After Optimization

2.5 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Sanlouistech.com main page is 4.7 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.

HTML Optimization

-82%

Potential reduce by 26.5 kB

  • Original 32.4 kB
  • After minification 24.2 kB
  • After compression 5.9 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 8.2 kB, which is 25% 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 26.5 kB or 82% of the original size.

Image Optimization

-48%

Potential reduce by 2.2 MB

  • Original 4.5 MB
  • After minification 2.3 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. Obviously, SAN LOUIS TECH needs image optimization as it can save up to 2.2 MB or 48% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-27%

Potential reduce by 27.7 kB

  • Original 103.3 kB
  • After minification 103.3 kB
  • After compression 75.6 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 27.7 kB or 27% of the original size.

CSS Optimization

-45%

Potential reduce by 19.9 kB

  • Original 44.6 kB
  • After minification 44.6 kB
  • After compression 24.7 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. Sanlouistech.com needs all CSS files to be minified and compressed as it can save up to 19.9 kB or 45% of the original size.

Requests Breakdown

Number of requests can be reduced by 25 (53%)

Requests Now

47

After Optimization

22

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 47 CSS, Javascripts, AJAX and image requests in order to completely render the main page of SAN LOUIS TECH. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 16 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

sanlouistech.com

sanlouistech.com

5012 ms

www.sanlouistech.com

www.sanlouistech.com

421 ms

jquery.js

jquery.js

272 ms

comm.js

comm.js

184 ms

ajaxfun.js

ajaxfun.js

151 ms

UserBehavior.js

UserBehavior.js

205 ms

sellangurl.css

sellangurl.css

167 ms

animate.css

animate.css

270 ms

sweetalert.css

sweetalert.css

245 ms

Style.css

Style.css

551 ms

index.css

index.css

545 ms

js

js

61 ms

Acitvity_fix.css

Acitvity_fix.css

346 ms

jquery.fancybox.pack.js

jquery.fancybox.pack.js

409 ms

chatbox.js

chatbox.js

352 ms

js.js

js.js

380 ms

wow.min.js

wow.min.js

482 ms

owl.carousel.min.js

owl.carousel.min.js

434 ms

webcomm.js

webcomm.js

442 ms

sweetalert-dev.js

sweetalert-dev.js

487 ms

Email.js

Email.js

592 ms

commjs.js

commjs.js

592 ms

slick.min.js

slick.min.js

1196 ms

index.js

index.js

1087 ms

1467627319359.png

1467627319359.png

599 ms

topemail.png

topemail.png

66 ms

toptel.png

toptel.png

66 ms

topsearbtn.png

topsearbtn.png

69 ms

1484550709371.webp

1484550709371.webp

649 ms

load.gif

load.gif

583 ms

1484550712671.webp

1484550712671.webp

570 ms

1484550705147.webp

1484550705147.webp

738 ms

Sheng_Lu_Yi_Casting.jpg

Sheng_Lu_Yi_Casting.jpg

732 ms

Sheng_Lu_Yi_forging.jpg

Sheng_Lu_Yi_forging.jpg

732 ms

1467686507673.webp

1467686507673.webp

733 ms

1467697126332.webp

1467697126332.webp

764 ms

foottel.png

foottel.png

770 ms

footweb.png

footweb.png

746 ms

footskype.png

footskype.png

770 ms

footsearbtn.png

footsearbtn.png

749 ms

imgcode.php

imgcode.php

803 ms

sprite.png

sprite.png

821 ms

icomoon.woff

icomoon.woff

800 ms

TT0768M_0.TTF

TT0768M_0.TTF

788 ms

impact.woff

impact.woff

800 ms

1484550712671.jpg

1484550712671.jpg

608 ms

1484550709371.jpg

1484550709371.jpg

461 ms

ajax.php

ajax.php

475 ms

skypico2.png

skypico2.png

157 ms

ZURCHBXC.TTF

ZURCHBXC.TTF

185 ms

1467686507673.jpg

1467686507673.jpg

317 ms

1484550705147.jpg

1484550705147.jpg

536 ms

1467697126332.jpg

1467697126332.jpg

418 ms

Accessibility Review

sanlouistech.com accessibility score

58

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

[id] attributes on active, focusable elements are not unique

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

Form elements do not have associated labels

High

Links do not have a discernible name

Best Practices

sanlouistech.com best practices score

50

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

High

Browser errors were logged to the console

SEO Factors

sanlouistech.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

    EN

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Sanlouistech.com can be misinterpreted by Google and other search engines. Our service has detected that English 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 Sanlouistech.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

sanlouistech.com

Open Graph description is not detected on the main page of SAN LOUIS TECH. 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: