Tools & Wizards About Us
optdiamondtools.en.alibaba.com screenshot

Report Summary

  • 43

    Performance

    Renders faster than
    62% of other websites

  • 69

    Accessibility

    Visual factors better than
    that of 34% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 79

    SEO

    Google-friendlier than
    40% of websites

optdiamondtools.en.alibaba.com

Shenzhen OPT Cutting Tools Co., Ltd. - PCD inserts, PCD reamers

Page Load Speed

2.9 sec in total

First Response

86 ms

Resources Loaded

2.4 sec

Page Rendered

461 ms

optdiamondtools.en.alibaba.com screenshot

About Website

Visit optdiamondtools.en.alibaba.com now to see the best up-to-date OPT Diamond Tools En Alibaba content for China and also check out these interesting facts you probably never knew about optdiamondtools.en.alibaba.com

Shenzhen OPT Cutting Tools Co., Ltd., Experts in Manufacturing and Exporting PCD inserts, PCD reamers and 0 more Products.

Visit optdiamondtools.en.alibaba.com

Key Findings

We analyzed Optdiamondtools.en.alibaba.com page load time and found that the first response time was 86 ms and then it took 2.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.

Performance Metrics

optdiamondtools.en.alibaba.com performance score

43

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.5 s

68/100

10%

LCP (Largest Contentful Paint)

Value2.7 s

85/100

25%

SI (Speed Index)

Value15.7 s

0/100

10%

TBT (Total Blocking Time)

Value5,600 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.008

100/100

15%

TTI (Time to Interactive)

Value25.7 s

0/100

10%

Network Requests Diagram

optdiamondtools.en.alibaba.com

86 ms

optdiamondtools.en.alibaba.com

732 ms

69 ms

66 ms

header.css

113 ms

Our browser made a total of 75 requests to load all elements on the main page. We found that 3% of them (2 requests) were addressed to the original Optdiamondtools.en.alibaba.com, 44% (33 requests) were made to S.alicdn.com and 9% (7 requests) were made to Assets.alicdn.com. The less responsive or slowest element that took the longest time to load (1.2 sec) relates to the external source Sc02.alicdn.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 4.0 MB (63%)

Content Size

6.3 MB

After Optimization

2.3 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Optdiamondtools.en.alibaba.com main page is 6.3 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. 80% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Javascripts take 5.1 MB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 493.9 kB

  • Original 596.4 kB
  • After minification 592.5 kB
  • After compression 102.5 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 493.9 kB or 83% of the original size.

Image Optimization

-5%

Potential reduce by 8.9 kB

  • Original 185.3 kB
  • After minification 176.4 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. OPT Diamond Tools En Alibaba images are well optimized though.

JavaScript Optimization

-62%

Potential reduce by 3.2 MB

  • Original 5.1 MB
  • After minification 5.1 MB
  • After compression 1.9 MB

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 3.2 MB or 62% of the original size.

CSS Optimization

-72%

Potential reduce by 284.6 kB

  • Original 396.8 kB
  • After minification 346.0 kB
  • After compression 112.2 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. Optdiamondtools.en.alibaba.com needs all CSS files to be minified and compressed as it can save up to 284.6 kB or 72% of the original size.

Requests Breakdown

Number of requests can be reduced by 43 (67%)

Requests Now

64

After Optimization

21

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 64 CSS, Javascripts, AJAX and image requests in order to completely render the main page of OPT Diamond Tools En Alibaba. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 30 to 1 for JavaScripts and from 10 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

optdiamondtools.en.alibaba.com

optdiamondtools.en.alibaba.com

86 ms

optdiamondtools.en.alibaba.com

optdiamondtools.en.alibaba.com

732 ms

69 ms

66 ms

header.css

header.css

113 ms

header.js

header.js

137 ms

112 ms

web-index.css

web-index.css

67 ms

web-index.css

web-index.css

111 ms

web-index.css

web-index.css

119 ms

web-index.css

web-index.css

119 ms

web-index.css

web-index.css

120 ms

O1CN01KD2ycd23TlAhTEpWp_!!6000000007257-0-tps-3840-90.jpg

O1CN01KD2ycd23TlAhTEpWp_!!6000000007257-0-tps-3840-90.jpg

137 ms

139 ms

101 ms

index.js

index.js

102 ms

102 ms

Hf62f5c86f6d94352b836feb7d2f66283Z.jpg

Hf62f5c86f6d94352b836feb7d2f66283Z.jpg

1201 ms

TB1VtZtebH1gK0jSZFwXXc7aXXa-65-70.gif

TB1VtZtebH1gK0jSZFwXXc7aXXa-65-70.gif

614 ms

H97752fdda6a34941b4cf09ff74788e45Z.jpg

H97752fdda6a34941b4cf09ff74788e45Z.jpg

204 ms

TB1QhYprKT2gK0jSZFvXXXnFXXa-20-20.png

TB1QhYprKT2gK0jSZFvXXXnFXXa-20-20.png

728 ms

H63a5b17ff4d54cb1a0e99317a4ca8d93P.jpg

H63a5b17ff4d54cb1a0e99317a4ca8d93P.jpg

303 ms

Hd54af30178944150950f9973fdea4540k.jpg

Hd54af30178944150950f9973fdea4540k.jpg

368 ms

H720c9523dbfe43129e32fe323481ba72z.jpg

H720c9523dbfe43129e32fe323481ba72z.jpg

781 ms

Hee1bfeda771f45119b286ac05a411f54N.jpg

Hee1bfeda771f45119b286ac05a411f54N.jpg

698 ms

roboto-regular.woff

roboto-regular.woff

167 ms

roboto-medium.woff

roboto-medium.woff

167 ms

roboto-light.woff

roboto-light.woff

89 ms

roboto-thin.woff

roboto-thin.woff

166 ms

roboto-bold.woff

roboto-bold.woff

193 ms

69 ms

TB1hVGkvVP7gK0jSZFjXXc5aXXa-365-49.svg

TB1hVGkvVP7gK0jSZFjXXc5aXXa-365-49.svg

197 ms

TB1mHDTXMaH3KVjSZFpXXbhKpXa-600-400.png

TB1mHDTXMaH3KVjSZFpXXbhKpXa-600-400.png

231 ms

H09bc3c4c43574fe48bf239013c2378d6C.jpg

H09bc3c4c43574fe48bf239013c2378d6C.jpg

370 ms

TB13qeCOVXXXXafaVXXXXXXXXXX-1200-280.jpg

TB13qeCOVXXXXafaVXXXXXXXXXX-1200-280.jpg

910 ms

awsc.js

awsc.js

239 ms

325 ms

personTipsInfo.do

personTipsInfo.do

183 ms

icon-font.woff

icon-font.woff

61 ms

font_515771_xjdbujl2iu.woff

font_515771_xjdbujl2iu.woff

119 ms

footer.css

footer.css

17 ms

light0.5x.png

light0.5x.png

41 ms

pages_version.html

pages_version.html

125 ms

defer-common.js

defer-common.js

146 ms

i.alicdn.com

i.alicdn.com

143 ms

index.js

index.js

33 ms

et_n.js

et_n.js

25 ms

um.js

um.js

113 ms

need_show_cookie_setting.do

need_show_cookie_setting.do

104 ms

eg.js

eg.js

220 ms

index.web.css

index.web.css

185 ms

index.web.js

index.web.js

221 ms

index.js

index.js

218 ms

store-proxy.html

store-proxy.html

265 ms

countryCurrencyDataService

countryCurrencyDataService

262 ms

personRoleInfo.do

personRoleInfo.do

151 ms

notification.do

notification.do

213 ms

sc.sc_header_footer.sc_hds

sc.sc_header_footer.sc_hds

29 ms

wu.json

wu.json

118 ms

availableSurveyQuery.json

availableSurveyQuery.json

80 ms

index.js

index.js

98 ms

sc.sc_header_footer.sc_hds

sc.sc_header_footer.sc_hds

30 ms

index.js

index.js

31 ms

index.js

index.js

48 ms

aksb.min.js

aksb.min.js

65 ms

sc.globalxman.appscene

sc.globalxman.appscene

18 ms

sc.sc_header_footer.schd_coms

sc.sc_header_footer.schd_coms

26 ms

7.gif

7.gif

25 ms

iconfont.woff

iconfont.woff

24 ms

iconfont.woff

iconfont.woff

38 ms

baxiaCommon.js

baxiaCommon.js

55 ms

rp

rp

992 ms

index.css

index.css

9 ms

um.json

um.json

55 ms

getUmid.do

getUmid.do

8 ms

Accessibility Review

optdiamondtools.en.alibaba.com accessibility score

69

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

<frame> or <iframe> elements do not have a title

High

Image elements do not have [alt] attributes

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

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

optdiamondtools.en.alibaba.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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

SEO Factors

optdiamondtools.en.alibaba.com SEO score

79

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

High

Document doesn't have a valid hreflang

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

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 Optdiamondtools.en.alibaba.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 Optdiamondtools.en.alibaba.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

optdiamondtools.en.alibaba.com

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