Access opttools.com.tw. 科聚工業有限公司: 壓著鉗、電纜剪、電纜剝皮鉗、電動壓著工具、電動電纜剪、管路壓著擴管工具、導線器

name

value

score

weighting

FCP (First Contentful Paint)

Value3.1 s

45/100

10%

LCP (Largest Contentful Paint)

Value97.0 s

0/100

25%

SI (Speed Index)

Value49.0 s

0/100

10%

TBT (Total Blocking Time)

Value520 ms

56/100

30%

CLS (Cumulative Layout Shift)

Value1.284

1/100

15%

TTI (Time to Interactive)

Value59.9 s

0/100

10%

opttools.com.tw

250 ms

opttools.com.tw

82 ms

www.opttools.com.tw

1020 ms

style.css

26 ms

basic.css

50 ms

Our browser made a total of 84 requests to load all elements on the main page. We found that 86% of them (72 requests) were addressed to the original Opttools.com.tw, 8% (7 requests) were made to Fonts.gstatic.com and 5% (4 requests) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (1 sec) belongs to the original domain Opttools.com.tw.

Content Size

23.9 MB

After Optimization

17.9 MB

In fact, the total size of Opttools.com.tw main page is 23.9 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. Only a small number of websites need less resources to load. Images take 23.6 MB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 52.1 kB

Original 61.4 kB
After minification 56.2 kB
After compression 9.3 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. 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 52.1 kB or 85% of the original size.

Image Optimization

-25%

Potential reduce by 5.8 MB

Original 23.6 MB
After minification 17.7 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, Opttools needs image optimization as it can save up to 5.8 MB or 25% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-32%

Potential reduce by 52.3 kB

Original 165.1 kB
After minification 152.2 kB
After compression 112.8 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 52.3 kB or 32% of the original size.

CSS Optimization

-79%

Potential reduce by 58.5 kB

Original 74.2 kB
After minification 74.1 kB
After compression 15.8 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. Opttools.com.tw needs all CSS files to be minified and compressed as it can save up to 58.5 kB or 79% of the original size.

Requests Now

After Optimization

The browser has sent 74 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Opttools. 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 10 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

High

[aria-*] attributes do not match their roles

High

[aria-hidden="true"] elements contain focusable descendents

High

ARIA input fields do not have accessible names

High

Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.

These are opportunities to improve the legibility of your content.

High

Background and foreground colors do not have a sufficient contrast ratio.

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.

High

Links do not have a discernible name

Areas of Improvement

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

High

Serves images with low resolution

Low

Detected JavaScript libraries

Search Engine Optimization Advices

To appear in search results, crawlers need access to your app.

High

Links are not crawlable

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/).

High

Document uses legible font sizes

Language and Encoding

Language Detected

JA
Language Claimed

ZH
Encoding

UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Opttools.com.tw can be misinterpreted by Google and other search engines. Our service has detected that Japanese is used on the page, and it does not match the claimed Chinese language. Our system also found out that Opttools.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

opttools.com.tw

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

Report Summary

Performance

Accessibility

Best Practices

SEO

科聚工業有限公司: 壓著鉗、電纜剪、電纜剝皮鉗、電動壓著工具、電動電纜剪、管路壓著擴管工具、導線器

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)

Network Requests Diagram

opttools.com.tw

opttools.com.tw

www.opttools.com.tw

style.css

basic.css

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

opttools.com.tw

opttools.com.tw

www.opttools.com.tw

style.css

basic.css

animate.css

jquery.min.js

modernizr.js

style.css

slick.css

index.css

js

wow.min.js

jquery.scrollTo.min.js

basic.js

main.js

normal_f0.js

jquery-scrolltofixed-min.js

parallax_sp.js

slick.js

css2

css2

css2

css2

logo.jpg

t1.png

t2.png

btn_search.png

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