Tools & Wizards About Us
ttcl.com.tw screenshot

Report Summary

  • 43

    Performance

    Renders faster than
    62% of other websites

  • 64

    Accessibility

    Visual factors better than
    that of 29% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 77

    SEO

    Google-friendlier than
    36% of websites

ttcl.com.tw

Tetrahedron Technology Co., Ltd.-R & D, manufacturing and sales of organic light emitting diode materials

Page Load Speed

9.6 sec in total

First Response

531 ms

Resources Loaded

8.7 sec

Page Rendered

321 ms

ttcl.com.tw screenshot

About Website

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

Established in 2000, Tetrahedron Technology Co., Ltd. is committed to research and development and production of high-quality organic light-emitting diode (OLED) materials, and cooperates closely with...

Visit ttcl.com.tw

Key Findings

We analyzed Ttcl.com.tw page load time and found that the first response time was 531 ms and then it took 9 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

ttcl.com.tw performance score

43

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.2 s

19/100

10%

LCP (Largest Contentful Paint)

Value8.8 s

1/100

25%

SI (Speed Index)

Value12.3 s

3/100

10%

TBT (Total Blocking Time)

Value160 ms

93/100

30%

CLS (Cumulative Layout Shift)

Value0.255

48/100

15%

TTI (Time to Interactive)

Value6.8 s

55/100

10%

Network Requests Diagram

ttcl.com.tw

531 ms

www.tetrahedron.com.tw

628 ms

www.tetrahedron.com.tw

1109 ms

758 ms

loading.css

404 ms

Our browser made a total of 83 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Ttcl.com.tw, 99% (82 requests) were made to Tetrahedron.com.tw. The less responsive or slowest element that took the longest time to load (3.7 sec) relates to the external source Tetrahedron.com.tw.

Page Optimization Overview & Recommendations

Page size can be reduced by 161.6 kB (11%)

Content Size

1.4 MB

After Optimization

1.3 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Ttcl.com.tw main page is 1.4 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. 45% of websites need less resources to load. Images take 1.1 MB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 69.2 kB

  • Original 83.5 kB
  • After minification 71.7 kB
  • After compression 14.3 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 11.9 kB, which is 14% 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 69.2 kB or 83% of the original size.

Image Optimization

-6%

Potential reduce by 65.3 kB

  • Original 1.1 MB
  • After minification 1.0 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. Ttcl images are well optimized though.

JavaScript Optimization

-11%

Potential reduce by 18.5 kB

  • Original 172.1 kB
  • After minification 172.0 kB
  • After compression 153.6 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 18.5 kB or 11% of the original size.

CSS Optimization

-11%

Potential reduce by 8.5 kB

  • Original 77.2 kB
  • After minification 77.0 kB
  • After compression 68.6 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. Ttcl.com.tw needs all CSS files to be minified and compressed as it can save up to 8.5 kB or 11% of the original size.

Requests Breakdown

Number of requests can be reduced by 49 (63%)

Requests Now

78

After Optimization

29

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 78 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ttcl. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 21 to 1 for JavaScripts and from 24 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

ttcl.com.tw

ttcl.com.tw

531 ms

www.tetrahedron.com.tw

www.tetrahedron.com.tw

628 ms

www.tetrahedron.com.tw

www.tetrahedron.com.tw

1109 ms

758 ms

loading.css

loading.css

404 ms

animate.css

animate.css

657 ms

bootstrap.css

bootstrap.css

859 ms

font-awesome.min.css

font-awesome.min.css

662 ms

socicon.css

socicon.css

666 ms

simple-line-icons.min.css

simple-line-icons.min.css

660 ms

nivo-slider.css

nivo-slider.css

687 ms

worldwide.css

worldwide.css

871 ms

jquery.mmenu.all.css

jquery.mmenu.all.css

909 ms

header.css

header.css

884 ms

scroll_t.css

scroll_t.css

929 ms

footer.css

footer.css

920 ms

style.css

style.css

1076 ms

responsive.css

responsive.css

1079 ms

one_page.css

one_page.css

1104 ms

shopping.css

shopping.css

1113 ms

jquery-ui.min.css

jquery-ui.min.css

1128 ms

jquery-1.11.1.min.js

jquery-1.11.1.min.js

1336 ms

jquery.easing.min.js

jquery.easing.min.js

1282 ms

utils.js

utils.js

1290 ms

jquery.navScroll.js

jquery.navScroll.js

1310 ms

jquery-ui.min.js

jquery-ui.min.js

2026 ms

datepicker_init.js

datepicker_init.js

1332 ms

member_email_syncer.js

member_email_syncer.js

1487 ms

member_account_validator.js

member_account_validator.js

1497 ms

bootstrap.min.js

bootstrap.min.js

1517 ms

wow.js

wow.js

1541 ms

cherry-fixed-parallax.js

cherry-fixed-parallax.js

1544 ms

script_top_v2.js

script_top_v2.js

1695 ms

modernizr.js

modernizr.js

1707 ms

jquery.nivo.slider.js

jquery.nivo.slider.js

1724 ms

jquery.mmenu.min.all.js

jquery.mmenu.min.all.js

1749 ms

jquery.ui.totop.js

jquery.ui.totop.js

1757 ms

advanced_search_new.css

advanced_search_new.css

1903 ms

comboTreePlugin.js

comboTreePlugin.js

1915 ms

comboTree.css

comboTree.css

1744 ms

image_06.css

image_06.css

1560 ms

customize_block.css

customize_block.css

1311 ms

type_06.css

type_06.css

1471 ms

jquery.fancybox.css

jquery.fancybox.css

1474 ms

cookies.css

cookies.css

1513 ms

jquery.fancybox.pack.js

jquery.fancybox.pack.js

1491 ms

scrollfix.js

scrollfix.js

1344 ms

script_below.js

script_below.js

1366 ms

jquery.lazyload.js

jquery.lazyload.js

1443 ms

title.png

title.png

406 ms

en.jpg

en.jpg

410 ms

zh-tw.jpg

zh-tw.jpg

410 ms

zh-cn.jpg

zh-cn.jpg

411 ms

w_191030_01870.png

w_191030_01870.png

396 ms

icon_l-1.png

icon_l-1.png

439 ms

icon_r-1.png

icon_r-1.png

448 ms

op_191030_01872.jpg

op_191030_01872.jpg

1467 ms

op_191030_01975.jpg

op_191030_01975.jpg

3713 ms

op_191024_08438.jpg

op_191024_08438.jpg

1603 ms

op_191030_01972.jpg

op_191030_01972.jpg

2556 ms

hab1.png

hab1.png

611 ms

hab2.png

hab2.png

623 ms

hab3.png

hab3.png

819 ms

hab4.png

hab4.png

832 ms

hab5.png

hab5.png

1027 ms

hab6.png

hab6.png

1045 ms

loading.gif

loading.gif

1237 ms

CT.png

CT.png

1668 ms

ISO1n.png

ISO1n.png

1447 ms

ISO2n.png

ISO2n.png

1850 ms

ajax-loader.gif

ajax-loader.gif

2221 ms

op_191023_07932.jpg

op_191023_07932.jpg

1806 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

2709 ms

icon1.png

icon1.png

1982 ms

icon3.png

icon3.png

1982 ms

icon4.png

icon4.png

2227 ms

icon5.png

icon5.png

2193 ms

inquiry_cart_service.asp

inquiry_cart_service.asp

2152 ms

location-icon.png

location-icon.png

2175 ms

phone-icon.png

phone-icon.png

2182 ms

print-icon.png

print-icon.png

2351 ms

email-icon.png

email-icon.png

2431 ms

op_191212_02511.jpg

op_191212_02511.jpg

3398 ms

Accessibility Review

ttcl.com.tw accessibility score

64

Accessibility Issues

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

Buttons do not have an accessible name

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

ttcl.com.tw 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

SEO Factors

ttcl.com.tw SEO score

77

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

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

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Ttcl.com.tw 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 Ttcl.com.tw 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

ttcl.com.tw

Open Graph data is detected on the main page of Ttcl. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: