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u5757.com screenshot

Report Summary

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    Performance

  • 0

    Accessibility

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    Best Practices

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    SEO

u5757.com

亚美国际开户_亚美am8下载_am8com

Page Load Speed

73.1 sec in total

First Response

8.1 sec

Resources Loaded

64.5 sec

Page Rendered

542 ms

u5757.com screenshot

About Website

Click here to check amazing U 5757 content. Otherwise, check out these important facts you probably never knew about u5757.com

亚美国际开户是一家专注以工业电气元器件生产及电气成套提供商，是国内智能电器行业技术领先的制造商。我们只专注智能照明控制系统，KBO、kb0、CPS、控制与保护开关、电气火灾监控探测器、EPS应急电源、双电源切换开关、多功能电力仪表、断路器、继电器、变频器、软启动、浪涌等电气元器件高新技术产品的研发、试制、生产及销售，是国内细分市场专业企业；公司电气成套主要生产40KV及以下等级输变电成套开...

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Key Findings

We analyzed U5757.com page load time and found that the first response time was 8.1 sec and then it took 65 sec to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster. Unfortunately, there were 3 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.

Performance Metrics

u5757.com performance score

0

Network Requests Diagram

u5757.com

8083 ms

index.css

3109 ms

jquery.js

7913 ms

MSClass.js

3612 ms

topmenu.js

2305 ms

Our browser made a total of 134 requests to load all elements on the main page. We found that 56% of them (75 requests) were addressed to the original U5757.com, 12% (16 requests) were made to H.qiao.baidu.com and 8% (11 requests) were made to P2.qiao.baidu.com. The less responsive or slowest element that took the longest time to load (19.9 sec) relates to the external source Lxbjs.baidu.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 81.6 kB (29%)

Content Size

282.5 kB

After Optimization

200.9 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of U5757.com main page is 282.5 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. 35% of websites need less resources to load. Images take 190.3 kB which makes up the majority of the site volume.

HTML Optimization

-75%

Potential reduce by 25.2 kB

  • Original 33.5 kB
  • After minification 33.0 kB
  • After compression 8.3 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 25.2 kB or 75% of the original size.

Image Optimization

-5%

Potential reduce by 9.4 kB

  • Original 190.3 kB
  • After minification 181.0 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. U 5757 images are well optimized though.

JavaScript Optimization

-59%

Potential reduce by 3.3 kB

  • Original 5.6 kB
  • After minification 5.2 kB
  • After compression 2.3 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 3.3 kB or 59% of the original size.

CSS Optimization

-82%

Potential reduce by 43.8 kB

  • Original 53.1 kB
  • After minification 40.5 kB
  • After compression 9.4 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. U5757.com needs all CSS files to be minified and compressed as it can save up to 43.8 kB or 82% of the original size.

Requests Breakdown

Number of requests can be reduced by 36 (28%)

Requests Now

129

After Optimization

93

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 129 CSS, Javascripts, AJAX and image requests in order to completely render the main page of U 5757. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 26 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

u5757.com

u5757.com

8083 ms

index.css

index.css

3109 ms

jquery.js

jquery.js

7913 ms

MSClass.js

MSClass.js

3612 ms

topmenu.js

topmenu.js

2305 ms

swfobject.js

swfobject.js

3921 ms

206279.js

206279.js

1095 ms

bodyjian.jpg

bodyjian.jpg

955 ms

midad.jpg

midad.jpg

11637 ms

biao1.jpg

biao1.jpg

2313 ms

i1.jpg

i1.jpg

2609 ms

i2.jpg

i2.jpg

1726 ms

i3.jpg

i3.jpg

6063 ms

i4.jpg

i4.jpg

1711 ms

g1.jpg

g1.jpg

3787 ms

g2.jpg

g2.jpg

3576 ms

g3.jpg

g3.jpg

4019 ms

g4.jpg

g4.jpg

3806 ms

k1.jpg

k1.jpg

6941 ms

a1.jpg

a1.jpg

7140 ms

a2.jpg

a2.jpg

5224 ms

a3.jpg

a3.jpg

5302 ms

a4.jpg

a4.jpg

6941 ms

a5.jpg

a5.jpg

9013 ms

a6.jpg

a6.jpg

8596 ms

a7.jpg

a7.jpg

10119 ms

a8.jpg

a8.jpg

10184 ms

a9.jpg

a9.jpg

11274 ms

k2.jpg

k2.jpg

12647 ms

b1.jpg

b1.jpg

10479 ms

b2.jpg

b2.jpg

11919 ms

b3.jpg

b3.jpg

14186 ms

b4.jpg

b4.jpg

13589 ms

b5.jpg

b5.jpg

12528 ms

b6.jpg

b6.jpg

19550 ms

b7.jpg

b7.jpg

14610 ms

b8.jpg

b8.jpg

14336 ms

b9.jpg

b9.jpg

17901 ms

k3.jpg

k3.jpg

15845 ms

c1.jpg

c1.jpg

16105 ms

c2.jpg

c2.jpg

16893 ms

c3.jpg

c3.jpg

16449 ms

c4.jpg

c4.jpg

18254 ms

h.js

h.js

810 ms

21.gif

21.gif

912 ms

lxb.js

lxb.js

14608 ms

b.js

b.js

1205 ms

hm.gif

hm.gif

384 ms

getonline

getonline

6181 ms

url.js

url.js

1034 ms

206279_code.js

206279_code.js

1410 ms

c5.jpg

c5.jpg

17998 ms

c6.jpg

c6.jpg

16613 ms

c7.jpg

c7.jpg

16523 ms

bsl.js

bsl.js

1523 ms

c8.jpg

c8.jpg

19549 ms

c9.jpg

c9.jpg

16718 ms

k4.jpg

k4.jpg

15445 ms

Enter.php

Enter.php

1279 ms

main_icon_invite_mess_api.js

main_icon_invite_mess_api.js

865 ms

main.css

main.css

3949 ms

fix.css

fix.css

575 ms

version.js

version.js

680 ms

d1.jpg

d1.jpg

15857 ms

d2.jpg

d2.jpg

16719 ms

d3.jpg

d3.jpg

17599 ms

m-webim-lite.css

m-webim-lite.css

319 ms

main.js

main.js

1839 ms

attack.gif

attack.gif

1057 ms

Refresh.php

Refresh.php

432 ms

stat.gif

stat.gif

315 ms

d4.jpg

d4.jpg

16079 ms

d5.jpg

d5.jpg

18280 ms

d6.jpg

d6.jpg

16786 ms

d7.jpg

d7.jpg

15393 ms

d8.jpg

d8.jpg

16865 ms

d9.jpg

d9.jpg

16512 ms

skin.css

skin.css

1379 ms

01.jpg

01.jpg

651 ms

mess-text.png

mess-text.png

3525 ms

messbtn.png

messbtn.png

298 ms

mess.gif

mess.gif

516 ms

btn.png

btn.png

522 ms

03.jpg

03.jpg

599 ms

05.png

05.png

590 ms

top.gif

top.gif

1371 ms

29_f.gif

29_f.gif

1400 ms

4_online.gif

4_online.gif

1399 ms

bottom.gif

bottom.gif

1921 ms

84.jpg

84.jpg

14552 ms

middle.gif

middle.gif

576 ms

l.gif

l.gif

618 ms

85.jpg

85.jpg

14381 ms

Refresh.php

Refresh.php

304 ms

86.jpg

86.jpg

15511 ms

87.jpg

87.jpg

14692 ms

88.jpg

88.jpg

14921 ms

89.jpg

89.jpg

18561 ms

90.jpg

90.jpg

14205 ms

91.jpg

91.jpg

14340 ms

piaofu.gif

piaofu.gif

18101 ms

daoBack.jpg

daoBack.jpg

14237 ms

left_1.jpg

left_1.jpg

13927 ms

item.jpg

item.jpg

12453 ms

conatct.jpg

conatct.jpg

12581 ms

btBackRed3.jpg

btBackRed3.jpg

12843 ms

Refresh.php

Refresh.php

300 ms

log.gif

log.gif

318 ms

_l.js

_l.js

744 ms

btBackRed00.jpg

btBackRed00.jpg

13299 ms

marqJian.jpg

marqJian.jpg

11572 ms

log.gif

log.gif

1811 ms

1002.css

1002.css

1163 ms

btmarquee.jpg

btmarquee.jpg

11812 ms

btmBack.jpg

btmBack.jpg

12379 ms

button_old_41.gif

button_old_41.gif

476 ms

button_old_41.gif

button_old_41.gif

447 ms

Refresh.php

Refresh.php

438 ms

button_old_41.gif

button_old_41.gif

232 ms

Refresh.php

Refresh.php

429 ms

Refresh.php

Refresh.php

428 ms

6.png

6.png

19920 ms

close.png

close.png

3667 ms

bpa.js

bpa.js

1287 ms

log.gif

log.gif

741 ms

log.gif

log.gif

1069 ms

hm.gif

hm.gif

626 ms

bpaId

bpaId

19624 ms

Refresh.php

Refresh.php

431 ms

Refresh.php

Refresh.php

3323 ms

01_big.jpg

01_big.jpg

348 ms

btn.png

btn.png

409 ms

Refresh.php

Refresh.php

4169 ms

Refresh.php

Refresh.php

297 ms

SEO Factors

u5757.com SEO score

0

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    GB2312

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise U5757.com can be misinterpreted by Google and other search engines. Our service has detected that English 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 U5757.com main page’s claimed encoding is gb2312. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

u5757.com

Open Graph description is not detected on the main page of U 5757. 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: