Tools & Wizards About Us
hengdasilane.com screenshot

Report Summary

  • 33

    Performance

    Renders faster than
    53% of other websites

  • 95

    Accessibility

    Visual factors better than
    that of 86% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 92

    SEO

    Google-friendlier than
    74% of websites

hengdasilane.com

Silane Coupling Agent-Silicone Fluid-Silane adhesion promoter manufacturer-Qingdao Hengda Chemical New Material Co., Ltd.

Page Load Speed

6.2 sec in total

First Response

363 ms

Resources Loaded

4.5 sec

Page Rendered

1.3 sec

hengdasilane.com screenshot

About Website

Click here to check amazing Hengda Silane content. Otherwise, check out these important facts you probably never knew about hengdasilane.com

HENGDA Chemical is the first silane manufacturer in China since 1965. HENGDA products include 3 series: Silane Coupling Agents, Cross-linking Agent, and Silicone Fluid.

Visit hengdasilane.com

Key Findings

We analyzed Hengdasilane.com page load time and found that the first response time was 363 ms and then it took 5.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

hengdasilane.com performance score

33

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.8 s

57/100

10%

LCP (Largest Contentful Paint)

Value8.8 s

1/100

25%

SI (Speed Index)

Value7.3 s

28/100

10%

TBT (Total Blocking Time)

Value520 ms

56/100

30%

CLS (Cumulative Layout Shift)

Value0.372

28/100

15%

TTI (Time to Interactive)

Value9.3 s

31/100

10%

Network Requests Diagram

hengdasilane.com

363 ms

hengdasilane.com

308 ms

www.hengdasilane.com

2984 ms

bootstrap.min.css

238 ms

gallery.css

113 ms

Our browser made a total of 40 requests to load all elements on the main page. We found that 93% of them (37 requests) were addressed to the original Hengdasilane.com, 5% (2 requests) were made to Connect.facebook.net and 3% (1 request) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (3 sec) belongs to the original domain Hengdasilane.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 107.9 kB (40%)

Content Size

271.8 kB

After Optimization

163.9 kB

  • HTML
  • JavaScript
  • CSS

In fact, the total size of Hengdasilane.com main page is 271.8 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. 55% of websites need less resources to load. Javascripts take 122.1 kB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 75.8 kB

  • Original 87.2 kB
  • After minification 60.5 kB
  • After compression 11.3 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. This page needs HTML code to be minified as it can gain 26.7 kB, which is 31% 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 75.8 kB or 87% of the original size.

JavaScript Optimization

-13%

Potential reduce by 16.1 kB

  • Original 122.1 kB
  • After minification 122.1 kB
  • After compression 105.9 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 16.1 kB or 13% of the original size.

CSS Optimization

-25%

Potential reduce by 15.9 kB

  • Original 62.6 kB
  • After minification 62.6 kB
  • After compression 46.6 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. Hengdasilane.com needs all CSS files to be minified and compressed as it can save up to 15.9 kB or 25% of the original size.

Requests Breakdown

Number of requests can be reduced by 15 (50%)

Requests Now

30

After Optimization

15

  • Images
  • JavaScript
  • CSS

The browser has sent 30 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Hengda Silane. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

hengdasilane.com

hengdasilane.com

363 ms

hengdasilane.com

hengdasilane.com

308 ms

www.hengdasilane.com

www.hengdasilane.com

2984 ms

bootstrap.min.css

bootstrap.min.css

238 ms

gallery.css

gallery.css

113 ms

swiper-bundle.min.css

swiper-bundle.min.css

123 ms

nav.css

nav.css

124 ms

flaticon_hengda.css

flaticon_hengda.css

125 ms

style.css

style.css

242 ms

js

js

75 ms

sdk.js

sdk.js

25 ms

jquery-3.7.1.min.js

jquery-3.7.1.min.js

197 ms

gallery.min.js

gallery.min.js

222 ms

count.min.js

count.min.js

205 ms

jquery.lazyload.js

jquery.lazyload.js

205 ms

swiper-bundle.min.js

swiper-bundle.min.js

484 ms

nav.js

nav.js

339 ms

sticky.min.js

sticky.min.js

339 ms

web.js

web.js

339 ms

logo-en-white.svg

logo-en-white.svg

97 ms

logo-en-color.svg

logo-en-color.svg

94 ms

magnifying-glass1.svg

magnifying-glass1.svg

131 ms

whatsapp.svg

whatsapp.svg

144 ms

banner1.webp

banner1.webp

156 ms

ban-img1.webp

ban-img1.webp

391 ms

banner2.webp

banner2.webp

203 ms

ban-img2.webp

ban-img2.webp

227 ms

banner3.webp

banner3.webp

314 ms

nav_bg.webp

nav_bg.webp

236 ms

sdk.js

sdk.js

23 ms

category_bg.webp

category_bg.webp

350 ms

category_group_bg.webp

category_group_bg.webp

352 ms

footer_bg.webp

footer_bg.webp

340 ms

Roboto-Bold.woff

Roboto-Bold.woff

389 ms

Roboto-Black.woff

Roboto-Black.woff

397 ms

Roboto-Regular.woff

Roboto-Regular.woff

447 ms

Montserrat-ExtraBold.woff

Montserrat-ExtraBold.woff

345 ms

flaticon_hengda.woff

flaticon_hengda.woff

358 ms

D-DINCondensed.woff

D-DINCondensed.woff

396 ms

D-DINCondensed-Bold.woff

D-DINCondensed-Bold.woff

485 ms

Accessibility Review

hengdasilane.com accessibility score

95

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

Links do not have a discernible name

Best Practices

hengdasilane.com best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

hengdasilane.com SEO score

92

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

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 Hengdasilane.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 Hengdasilane.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

hengdasilane.com

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