Tools & Wizards About Us
yingyutongzhuo.com screenshot

Report Summary

  • 30

    Performance

    Renders faster than
    50% of other websites

  • 82

    Accessibility

    Visual factors better than
    that of 52% of websites

  • 50

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 50

    SEO

    Google-friendlier than
    19% of websites

yingyutongzhuo.com

英语同桌|雅思作文-雅思外教-雅思课程-雅思口语一对一

Page Load Speed

11.6 sec in total

First Response

1.9 sec

Resources Loaded

9.2 sec

Page Rendered

531 ms

yingyutongzhuo.com screenshot

About Website

Welcome to yingyutongzhuo.com homepage info - get ready to check Yingyutongzhuo best content for China right away, or after learning these important things about yingyutongzhuo.com

英语同桌，雅思官方（BC）合作伙伴，专注雅思提分10年，超10w学员口碑认可！在线提供雅思课程、雅思外教、雅思口语、雅思一对一练习、雅思作文外教批改、全真模拟官方机考系统、当季题库素材动态更新...随时随地想学就学，是您首选的雅思提分培训机构。

Visit yingyutongzhuo.com

Key Findings

We analyzed Yingyutongzhuo.com page load time and found that the first response time was 1.9 sec and then it took 9.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

Performance Metrics

yingyutongzhuo.com performance score

30

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value7.8 s

0/100

10%

LCP (Largest Contentful Paint)

Value22.0 s

0/100

25%

SI (Speed Index)

Value16.8 s

0/100

10%

TBT (Total Blocking Time)

Value370 ms

70/100

30%

CLS (Cumulative Layout Shift)

Value0.196

63/100

15%

TTI (Time to Interactive)

Value27.6 s

0/100

10%

Network Requests Diagram

itongzhuo.com

1853 ms

jquery-1.11.1.min.js

2427 ms

jquery.validate.min.js

884 ms

Jquery.validate.messages_cn.js

677 ms

jquery.metadata.js

686 ms

Our browser made a total of 144 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Yingyutongzhuo.com, 22% (31 requests) were made to Ykf-webchat.7moor.com and 9% (13 requests) were made to Tz-oss2.oss-cn-qingdao.aliyuncs.com. The less responsive or slowest element that took the longest time to load (2.5 sec) relates to the external source Itongzhuo.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 574.6 kB (13%)

Content Size

4.6 MB

After Optimization

4.0 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Yingyutongzhuo.com main page is 4.6 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. 60% of websites need less resources to load. Images take 4.2 MB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 93.7 kB

  • Original 118.1 kB
  • After minification 110.6 kB
  • After compression 24.4 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 93.7 kB or 79% of the original size.

Image Optimization

-11%

Potential reduce by 455.5 kB

  • Original 4.2 MB
  • After minification 3.7 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, Yingyutongzhuo needs image optimization as it can save up to 455.5 kB or 11% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-8%

Potential reduce by 20.9 kB

  • Original 264.2 kB
  • After minification 264.2 kB
  • After compression 243.3 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

-17%

Potential reduce by 4.5 kB

  • Original 25.7 kB
  • After minification 25.7 kB
  • After compression 21.2 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. Yingyutongzhuo.com needs all CSS files to be minified and compressed as it can save up to 4.5 kB or 17% of the original size.

Requests Breakdown

Number of requests can be reduced by 66 (47%)

Requests Now

139

After Optimization

73

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 139 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Yingyutongzhuo. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 41 to 1 for JavaScripts and from 15 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

itongzhuo.com

itongzhuo.com

1853 ms

jquery-1.11.1.min.js

jquery-1.11.1.min.js

2427 ms

jquery.validate.min.js

jquery.validate.min.js

884 ms

Jquery.validate.messages_cn.js

Jquery.validate.messages_cn.js

677 ms

jquery.metadata.js

jquery.metadata.js

686 ms

jquery.checkall.js

jquery.checkall.js

687 ms

jquery.query.js

jquery.query.js

1426 ms

jquery.cookie.js

jquery.cookie.js

902 ms

WdatePicker.js

WdatePicker.js

914 ms

layer.min.js

layer.min.js

1142 ms

epJsTool.js

epJsTool.js

1103 ms

jsutil.js

jsutil.js

1126 ms

loginSuccess.js

loginSuccess.js

1371 ms

refresh_session_expiration.js

refresh_session_expiration.js

1322 ms

StyleCore.css

StyleCore.css

1350 ms

nc.js

nc.js

86 ms

phone_login.js

phone_login.js

1596 ms

sweetalert.css

sweetalert.css

911 ms

mt-tabpage.js

mt-tabpage.js

950 ms

sweetalert.min.js

sweetalert.min.js

958 ms

userEventListener.js

userEventListener.js

1542 ms

jquery-3.3.1.min.js

jquery-3.3.1.min.js

1797 ms

swiper.min.css

swiper.min.css

1597 ms

bootstrap.min.css

bootstrap.min.css

2377 ms

bootstrap.bundle.min.js

bootstrap.bundle.min.js

1981 ms

stu.css

stu.css

2374 ms

mt-tabpage.css

mt-tabpage.css

1826 ms

newStyle.css

newStyle.css

2023 ms

trialClass.js

trialClass.js

2053 ms

vue.min.js

vue.min.js

699 ms

vue-resource.min.js

vue-resource.min.js

700 ms

sweetalert.css

sweetalert.css

2201 ms

sweetalert.min.js

sweetalert.min.js

2250 ms

jsutil.js

jsutil.js

2281 ms

new_index.js

new_index.js

2433 ms

newStyle.css

newStyle.css

2476 ms

7moorInit.js

7moorInit.js

1372 ms

swiper.min.js

swiper.min.js

2526 ms

vue.min.js

vue.min.js

760 ms

vue-resource.min.js

vue-resource.min.js

656 ms

WdatePicker.css

WdatePicker.css

241 ms

layer.css

layer.css

233 ms

xubox_ico0.png

xubox_ico0.png

256 ms

hm.js

hm.js

1054 ms

Yannis.png

Yannis.png

1264 ms

gougou.png

gougou.png

233 ms

1.png

1.png

237 ms

2.png

2.png

219 ms

3.png

3.png

230 ms

4.png

4.png

222 ms

5.png

5.png

272 ms

6.png

6.png

655 ms

7.png

7.png

443 ms

8.png

8.png

685 ms

9.png

9.png

456 ms

10.png

10.png

715 ms

11.jpg

11.jpg

501 ms

top-a.png

top-a.png

663 ms

top-c.png

top-c.png

681 ms

duolinggo.png

duolinggo.png

730 ms

ykzx.png

ykzx.png

871 ms

logo1.png

logo1.png

883 ms

bz_d.png

bz_d.png

904 ms

bz_c.png

bz_c.png

914 ms

bz_g.png

bz_g.png

954 ms

bz_a.png

bz_a.png

957 ms

bz_b.png

bz_b.png

1089 ms

bz_f.png

bz_f.png

1104 ms

index_b.png

index_b.png

1809 ms

index_b1.png

index_b1.png

1142 ms

index_b2.png

index_b2.png

1190 ms

index_b3.png

index_b3.png

1185 ms

index_b4.png

index_b4.png

1306 ms

h1.jpg

h1.jpg

1324 ms

h2.jpg

h2.jpg

1368 ms

h3.jpg

h3.jpg

1413 ms

h4.jpg

h4.jpg

1429 ms

h5.jpg

h5.jpg

1524 ms

h6.jpg

h6.jpg

1541 ms

h7.jpg

h7.jpg

1594 ms

h8.jpg

h8.jpg

1582 ms

online

online

309 ms

queryMktImgIndex.do

queryMktImgIndex.do

1477 ms

gg_a.png

gg_a.png

1524 ms

gg_b.png

gg_b.png

1538 ms

gg_c1.png

gg_c1.png

1598 ms

gg_d.png

gg_d.png

1637 ms

dh-a.png

dh-a.png

1660 ms

dh-b.png

dh-b.png

1968 ms

dh-c.png

dh-c.png

1530 ms

QiMoIMSDK-990c1d7cee.js

QiMoIMSDK-990c1d7cee.js

534 ms

dh-d.png

dh-d.png

1534 ms

dh-f.png

dh-f.png

1403 ms

dh-icon2.png

dh-icon2.png

1437 ms

bt-logo1.png

bt-logo1.png

1491 ms

bottom-a.png

bottom-a.png

1523 ms

gougou2.png

gougou2.png

1545 ms

bg1.png

bg1.png

1555 ms

bg2.png

bg2.png

1915 ms

rongyao-bj.png

rongyao-bj.png

1528 ms

agentLogo.png

agentLogo.png

290 ms

chatStyle-e5ac22f12b.css

chatStyle-e5ac22f12b.css

580 ms

896beb70-d81a-11e7-b6e7-9da891414b0f.png

896beb70-d81a-11e7-b6e7-9da891414b0f.png

1380 ms

1.png

1.png

833 ms

invite-close.png

invite-close.png

868 ms

defaultPhoto.png

defaultPhoto.png

1569 ms

small.png

small.png

1108 ms

big.png

big.png

1121 ms

close.png

close.png

1111 ms

moor_chat.html

moor_chat.html

1389 ms

hm.gif

hm.gif

314 ms

518875937cf04fcfa04ef6bdaa4d8c84.png

518875937cf04fcfa04ef6bdaa4d8c84.png

1006 ms

eff22b524fea410a9e424800de387b03.png

eff22b524fea410a9e424800de387b03.png

1212 ms

20221125095425_923.jpg

20221125095425_923.jpg

1981 ms

20b2e3422c8b41e3b49ccbd774f3872d.png

20b2e3422c8b41e3b49ccbd774f3872d.png

1835 ms

7266b39849f24310ae7100e328ed7f7f.jpg

7266b39849f24310ae7100e328ed7f7f.jpg

1256 ms

26776d91f6fb42aa8f1bd456cbf289bc.png

26776d91f6fb42aa8f1bd456cbf289bc.png

1258 ms

b259c84500bd471ba4d3d9164c440a5e.png

b259c84500bd471ba4d3d9164c440a5e.png

1510 ms

6932101992e7456eb70daca2c522d570.png

6932101992e7456eb70daca2c522d570.png

1283 ms

d80fcceea10149d2a547927ecac87e18.png

d80fcceea10149d2a547927ecac87e18.png

2006 ms

1fb38b4593474e5c970af86fe19bc76f.png

1fb38b4593474e5c970af86fe19bc76f.png

1776 ms

fce886188a5148f9a067a551341729ab.png

fce886188a5148f9a067a551341729ab.png

1616 ms

3add8f5543844865af4c793858d04fba.png

3add8f5543844865af4c793858d04fba.png

2266 ms

224006da73ff44b1b67cc74e35d0ad10.png

224006da73ff44b1b67cc74e35d0ad10.png

1964 ms

moor_style-d298b35839.css

moor_style-d298b35839.css

534 ms

idangerous_swiper-9998bd2b30.css

idangerous_swiper-9998bd2b30.css

324 ms

iconfont.css

iconfont.css

292 ms

m7AllQuote.js

m7AllQuote.js

356 ms

jdate.js

jdate.js

301 ms

distpicker.data.js

distpicker.data.js

823 ms

distpicker.js

distpicker.js

582 ms

idangerous_swiper.js

idangerous_swiper.js

842 ms

base64.min.js

base64.min.js

639 ms

fileTypeMap.js

fileTypeMap.js

729 ms

niuniucapture.js

niuniucapture.js

832 ms

capturewrapper.js

capturewrapper.js

872 ms

swiper-bundle.min.js

swiper-bundle.min.js

1216 ms

left_float_icon.png

left_float_icon.png

291 ms

right_float_icon.png

right_float_icon.png

277 ms

continue-advisory.png

continue-advisory.png

301 ms

close-icon.png

close-icon.png

291 ms

video-invite.png

video-invite.png

281 ms

socket.io-2.3.0.js

socket.io-2.3.0.js

535 ms

iconfont.woff

iconfont.woff

276 ms

Accessibility Review

yingyutongzhuo.com accessibility score

82

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

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

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

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

yingyutongzhuo.com best practices score

50

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

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

yingyutongzhuo.com SEO score

50

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

    ZH

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Yingyutongzhuo.com can be misinterpreted by Google and other search engines. Our service has detected that Chinese is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Yingyutongzhuo.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

yingyutongzhuo.com

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