Tools & Wizards About Us
landglass.com screenshot

Report Summary

  • 0

    Performance

  • 43

    Accessibility

    Visual factors better than
    that of 19% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

landglass.com

钢化炉|玻璃钢化炉|强制对流钢化炉|兰迪机器官方网站

Page Load Speed

23 sec in total

First Response

646 ms

Resources Loaded

19.1 sec

Page Rendered

3.2 sec

landglass.com screenshot

About Website

Click here to check amazing Landglass content for China. Otherwise, check out these important facts you probably never knew about landglass.com

洛阳兰迪玻璃机器股份有限公司专注于玻璃深加工技术领域，提供国际领先的各型玻璃钢化炉。其喷流式强制对流钢化设备技术达到国际水平！400-003-8600

Visit landglass.com

Key Findings

We analyzed Landglass.com page load time and found that the first response time was 646 ms and then it took 22.3 sec to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster.

Performance Metrics

landglass.com performance score

0

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value12.2 s

0/100

10%

LCP (Largest Contentful Paint)

Value16.6 s

0/100

25%

SI (Speed Index)

Value25.1 s

0/100

10%

TBT (Total Blocking Time)

Value4,160 ms

1/100

30%

CLS (Cumulative Layout Shift)

Value1.74

0/100

15%

TTI (Time to Interactive)

Value45.7 s

0/100

10%

Network Requests Diagram

landglass.com

646 ms

www.landglass.com

1435 ms

bootstrap.css

787 ms

reset.css

583 ms

animate.css

968 ms

Our browser made a total of 95 requests to load all elements on the main page. We found that 96% of them (91 requests) were addressed to the original Landglass.com, 2% (2 requests) were made to Hm.baidu.com and 1% (1 request) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (14 sec) belongs to the original domain Landglass.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.4 MB (38%)

Content Size

3.7 MB

After Optimization

2.3 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Landglass.com main page is 3.7 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. 65% of websites need less resources to load. Images take 2.5 MB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 522.1 kB

  • Original 605.1 kB
  • After minification 584.1 kB
  • After compression 83.0 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 522.1 kB or 86% of the original size.

Image Optimization

-16%

Potential reduce by 411.3 kB

  • Original 2.5 MB
  • After minification 2.1 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, Landglass needs image optimization as it can save up to 411.3 kB or 16% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-7%

Potential reduce by 18 B

  • Original 261 B
  • After minification 261 B
  • After compression 243 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. This website has mostly compressed JavaScripts.

CSS Optimization

-88%

Potential reduce by 458.2 kB

  • Original 519.2 kB
  • After minification 399.0 kB
  • After compression 61.0 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. Landglass.com needs all CSS files to be minified and compressed as it can save up to 458.2 kB or 88% of the original size.

Requests Breakdown

Number of requests can be reduced by 41 (45%)

Requests Now

92

After Optimization

51

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 92 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Landglass. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 23 to 1 for JavaScripts and from 20 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

landglass.com

landglass.com

646 ms

www.landglass.com

www.landglass.com

1435 ms

bootstrap.css

bootstrap.css

787 ms

reset.css

reset.css

583 ms

animate.css

animate.css

968 ms

swiper.css

swiper.css

776 ms

jquery.fancybox.css

jquery.fancybox.css

784 ms

style.css

style.css

1184 ms

mobile.css

mobile.css

970 ms

video.css

video.css

968 ms

hover.css

hover.css

979 ms

countup.js

countup.js

982 ms

jquery.mCustomScrollbar.min.css

jquery.mCustomScrollbar.min.css

1159 ms

jquery-1.11.3.js

jquery-1.11.3.js

1744 ms

jquery.transit.js

jquery.transit.js

1162 ms

prefixfree.min.js

prefixfree.min.js

1172 ms

html5.min.js

html5.min.js

1177 ms

bocfe.js

bocfe.js

1352 ms

plug.preload.js

plug.preload.js

1354 ms

bootstrap.js

bootstrap.js

1561 ms

adaptive-version2.js

adaptive-version2.js

1374 ms

wow.min.js

wow.min.js

1381 ms

swiper.min.js

swiper.min.js

1736 ms

jquery.mCustomScrollbar.concat.min.js

jquery.mCustomScrollbar.concat.min.js

1547 ms

tools.js

tools.js

1571 ms

template.min.js

template.min.js

1584 ms

jquery.fancybox.min.js

jquery.fancybox.min.js

1740 ms

main.js

main.js

1799 ms

SplitText.min.js

SplitText.min.js

1799 ms

TweenMax.min.js

TweenMax.min.js

2291 ms

gtm.js

gtm.js

218 ms

logo.png

logo.png

3178 ms

logo2.svg

logo2.svg

650 ms

search-btn.png

search-btn.png

366 ms

lang.png

lang.png

369 ms

15789987610467dksel.jpg

15789987610467dksel.jpg

4425 ms

160368029767456sx2f.jpg

160368029767456sx2f.jpg

7942 ms

17164474986493csii6.jpg

17164474986493csii6.jpg

13120 ms

15789691683975qtcoq.jpg

15789691683975qtcoq.jpg

7620 ms

ban-prev.png

ban-prev.png

858 ms

ban-next.png

ban-next.png

1062 ms

index-tel.png

index-tel.png

1261 ms

15789986925335dppyd.jpg

15789986925335dppyd.jpg

3065 ms

15857221805672jegkb.jpg

15857221805672jegkb.jpg

9228 ms

17164475026628wflry.jpg

17164475026628wflry.jpg

7039 ms

15791562726623ugupf.jpg

15791562726623ugupf.jpg

8763 ms

index-product-bg1.jpg

index-product-bg1.jpg

7239 ms

17137624225309w646l.png

17137624225309w646l.png

10847 ms

171376684998822lzu0.png

171376684998822lzu0.png

10722 ms

17137624588423bvkeo.png

17137624588423bvkeo.png

10075 ms

171376248338489yz0r.png

171376248338489yz0r.png

9341 ms

index-product-bg2.jpg

index-product-bg2.jpg

9432 ms

171703904437774ba3u.png

171703904437774ba3u.png

9536 ms

index-about-arrow2.svg

index-about-arrow2.svg

9625 ms

index-map.png

index-map.png

9922 ms

17137626411842ms2sc.jpg

17137626411842ms2sc.jpg

13963 ms

index-about-arrow.svg

index-about-arrow.svg

10115 ms

16232180360277cjs1i.png

16232180360277cjs1i.png

10267 ms

162321805767420di5n.png

162321805767420di5n.png

10308 ms

15785477249328yu0nl.png

15785477249328yu0nl.png

10461 ms

kid.png

kid.png

10502 ms

17216390554888xzgcs.jpg

17216390554888xzgcs.jpg

13182 ms

17205917808884ydrta.jpg

17205917808884ydrta.jpg

11685 ms

bootstrap.css

bootstrap.css

12090 ms

reset.css

reset.css

10879 ms

animate.css

animate.css

11469 ms

hm.js

hm.js

1112 ms

push.js

push.js

1271 ms

swiper.css

swiper.css

11474 ms

jquery.fancybox.css

jquery.fancybox.css

11500 ms

style.css

style.css

12364 ms

mobile.css

mobile.css

11375 ms

video.css

video.css

11385 ms

hover.css

hover.css

11213 ms

jquery.mCustomScrollbar.min.css

jquery.mCustomScrollbar.min.css

11176 ms

hm.gif

hm.gif

316 ms

BEBAS.woff

BEBAS.woff

9401 ms

manifest.json

manifest.json

9453 ms

index-news-arrow.png

index-news-arrow.png

8237 ms

171634716091778750r.jpg

171634716091778750r.jpg

5782 ms

17143684351353ihyud.jpg

17143684351353ihyud.jpg

7747 ms

17142705383929pd708.jpg

17142705383929pd708.jpg

6169 ms

middle-more.png

middle-more.png

5279 ms

dynamic-prev.png

dynamic-prev.png

4551 ms

dynamic-next.png

dynamic-next.png

4149 ms

purpose-arrow.png

purpose-arrow.png

4076 ms

douyin.png

douyin.png

4078 ms

qrcode-sj.png

qrcode-sj.png

4035 ms

landglassdouyin200X200.jpg

landglassdouyin200X200.jpg

4383 ms

sina.png

sina.png

3784 ms

wechat.png

wechat.png

3691 ms

qrcode.jpg

qrcode.jpg

3784 ms

wangan.png

wangan.png

3690 ms

egret.min_1b571385.js

egret.min_1b571385.js

1739 ms

egret.web.min_401f9695.js

egret.web.min_401f9695.js

991 ms

Accessibility Review

landglass.com accessibility score

43

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

landglass.com best practices score

83

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

Page has valid source maps

SEO Factors

landglass.com SEO score

83

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 doesn't use legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    ZH

  • Language Claimed

    ZH

  • Encoding

    UTF-8

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

landglass.com

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