Report Summary

  • 54

    Performance

    Renders faster than
    71% of other websites

  • 51

    Accessibility

    Visual factors better than
    that of 21% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 62

    SEO

    Google-friendlier than
    23% of websites

tsichain.com

Standard Roller Chains, Conveyor Chains, Agricultural Chains, Platewheels and Sprockets - Hangzhou Transailing Industrial Co., Ltd

Page Load Speed

2.1 sec in total

First Response

367 ms

Resources Loaded

1.6 sec

Page Rendered

152 ms

tsichain.com screenshot

About Website

Visit tsichain.com now to see the best up-to-date Tsichain content and also check out these interesting facts you probably never knew about tsichain.com

Standard Roller Chains, Conveyor Chains, Agricultural Chains, Platewheels and Sprockets - Hangzhou Transailing Industrial Co., Ltd

Visit tsichain.com

Key Findings

We analyzed Tsichain.com page load time and found that the first response time was 367 ms and then it took 1.7 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 35% of websites can load faster.

Performance Metrics

tsichain.com performance score

54

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.2 s

79/100

10%

LCP (Largest Contentful Paint)

Value9.6 s

0/100

25%

SI (Speed Index)

Value3.4 s

89/100

10%

TBT (Total Blocking Time)

Value550 ms

53/100

30%

CLS (Cumulative Layout Shift)

Value0.007

100/100

15%

TTI (Time to Interactive)

Value6.2 s

62/100

10%

Network Requests Diagram

tsichain.com

367 ms

global.css

135 ms

page.css

157 ms

font-awesome.min.css

146 ms

Drop-down.js

150 ms

Our browser made a total of 42 requests to load all elements on the main page. We found that 90% of them (38 requests) were addressed to the original Tsichain.com, 5% (2 requests) were made to Googletagmanager.com and 5% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (931 ms) belongs to the original domain Tsichain.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 79.0 kB (10%)

Content Size

760.0 kB

After Optimization

681.0 kB

In fact, the total size of Tsichain.com main page is 760.0 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. 40% of websites need less resources to load. Images take 680.0 kB which makes up the majority of the site volume.

HTML Optimization

-73%

Potential reduce by 10.0 kB

  • Original 13.6 kB
  • After minification 12.7 kB
  • After compression 3.7 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 10.0 kB or 73% of the original size.

Image Optimization

-10%

Potential reduce by 67.9 kB

  • Original 680.0 kB
  • After minification 612.1 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. Tsichain images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 291 B

  • Original 55.0 kB
  • After minification 55.0 kB
  • After compression 54.7 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. This website has mostly compressed JavaScripts.

CSS Optimization

-7%

Potential reduce by 829 B

  • Original 11.4 kB
  • After minification 11.4 kB
  • After compression 10.6 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. Tsichain.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 5 (12%)

Requests Now

41

After Optimization

36

The browser has sent 41 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Tsichain. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

tsichain.com accessibility score

51

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

Image elements do not have [alt] attributes

High

Form elements do not have associated labels

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>).

Best Practices

tsichain.com best practices score

67

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

SEO Factors

tsichain.com SEO score

62

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

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

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 Tsichain.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 Tsichain.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

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