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Report Summary

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    Performance

  • 0

    Accessibility

  • 0

    Best Practices

  • 0

    SEO

35decibel.com

开云(中国)官方网站-IOS/安卓通用版/手机APP

Page Load Speed

64.3 sec in total

First Response

11.4 sec

Resources Loaded

51.9 sec

Page Rendered

1 sec

35decibel.com screenshot

About Website

Visit 35decibel.com now to see the best up-to-date 35 Decibel content and also check out these interesting facts you probably never knew about 35decibel.com

声屏障信息门户网为厂家打造中国最专业的声屏障选购信息资讯推广商务平台，囊括声屏障设计声学降噪原理、隔音墙选材、隔音屏设计图纸、新材料应用、标准规范等技术资料，以及声屏障采购招投标信息、交通噪音防治、声屏障工程图库等全方位的采购信息招标指南，创造环保舒适声环境，构建和谐社会。

Visit 35decibel.com

Key Findings

We analyzed 35decibel.com page load time and found that the first response time was 11.4 sec and then it took 52.9 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 5 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.

Performance Metrics

35decibel.com performance score

0

Network Requests Diagram

35decibel.com

11374 ms

sem.js

19749 ms

jquery.jslides.css

2323 ms

index.css

2322 ms

.css

6540 ms

Our browser made a total of 65 requests to load all elements on the main page. We found that 51% of them (33 requests) were addressed to the original 35decibel.com, 14% (9 requests) were made to Cpro.baidustatic.com and 12% (8 requests) were made to Pos.baidu.com. The less responsive or slowest element that took the longest time to load (20.2 sec) relates to the external source Hm.baidu.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 323.9 kB (67%)

Content Size

485.1 kB

After Optimization

161.2 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of 35decibel.com main page is 485.1 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. 25% of websites need less resources to load. Javascripts take 336.2 kB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 58.1 kB

  • Original 68.5 kB
  • After minification 56.7 kB
  • After compression 10.5 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. This page needs HTML code to be minified as it can gain 11.8 kB, which is 17% 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 58.1 kB or 85% of the original size.

Image Optimization

-44%

Potential reduce by 27.2 kB

  • Original 62.2 kB
  • After minification 34.9 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. Obviously, 35 Decibel needs image optimization as it can save up to 27.2 kB or 44% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-67%

Potential reduce by 223.7 kB

  • Original 336.2 kB
  • After minification 312.2 kB
  • After compression 112.5 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 223.7 kB or 67% of the original size.

CSS Optimization

-82%

Potential reduce by 14.9 kB

  • Original 18.2 kB
  • After minification 14.3 kB
  • After compression 3.3 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. 35decibel.com needs all CSS files to be minified and compressed as it can save up to 14.9 kB or 82% of the original size.

Requests Breakdown

Number of requests can be reduced by 25 (44%)

Requests Now

57

After Optimization

32

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 57 CSS, Javascripts, AJAX and image requests in order to completely render the main page of 35 Decibel. 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 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

35decibel.com

35decibel.com

11374 ms

sem.js

sem.js

19749 ms

jquery.jslides.css

jquery.jslides.css

2323 ms

index.css

index.css

2322 ms

.css

.css

6540 ms

common.css

common.css

5679 ms

kefu.js

kefu.js

1200 ms

qc_loader.js

qc_loader.js

664 ms

jquery-1.8.0.min.js

jquery-1.8.0.min.js

19752 ms

jquery.jslides.js

jquery.jslides.js

2932 ms

c.js

c.js

3469 ms

qc-1.0.1.js

qc-1.0.1.js

264 ms

indexbg.jpg

indexbg.jpg

489 ms

group.png

group.png

549 ms

index-1_4.jpg

index-1_4.jpg

3099 ms

index-1_7.jpg

index-1_7.jpg

3760 ms

title-bg6.jpg

title-bg6.jpg

2103 ms

kuang-bg1.jpg

kuang-bg1.jpg

1772 ms

ss-an1.jpg

ss-an1.jpg

3526 ms

index_1.jpg

index_1.jpg

4013 ms

2015042162999109.jpg

2015042162999109.jpg

6122 ms

2015050552791281.jpg

2015050552791281.jpg

5039 ms

index_2.jpg

index_2.jpg

5040 ms

dian1.jpg

dian1.jpg

4011 ms

index_6.jpg

index_6.jpg

8460 ms

v.cgi

v.cgi

1224 ms

hckm

hckm

1277 ms

indexBANNER1.jpg

indexBANNER1.jpg

19664 ms

indexBANNER2.jpg

indexBANNER2.jpg

19665 ms

hckm

hckm

2272 ms

index_3.jpg

index_3.jpg

6372 ms

hckm

hckm

1064 ms

index-1_17.jpg

index-1_17.jpg

6850 ms

right-bg1.jpg

right-bg1.jpg

6487 ms

line2.jpg

line2.jpg

6800 ms

right-kuang1.jpg

right-kuang1.jpg

6991 ms

index-1_172.jpg

index-1_172.jpg

8696 ms

titlezi-bg.jpg

titlezi-bg.jpg

7360 ms

bgfoot.jpg

bgfoot.jpg

17341 ms

index_5.jpg

index_5.jpg

7850 ms

h.js

h.js

1344 ms

hckm

hckm

1091 ms

hckm

hckm

852 ms

h.js

h.js

20188 ms

cpro.js

cpro.js

767 ms

adx.php

adx.php

1461 ms

icon_12px.png

icon_12px.png

602 ms

adx.php

adx.php

1948 ms

hckm

hckm

3179 ms

reduce_bd-logo1_oper.png

reduce_bd-logo1_oper.png

530 ms

closefeedback.min.js

closefeedback.min.js

575 ms

reduce_promotion_oper.png

reduce_promotion_oper.png

594 ms

bd_logo.png

bd_logo.png

644 ms

bg_rb.png

bg_rb.png

1561 ms

bg.png

bg.png

1937 ms

adx.php

adx.php

549 ms

sync.htm

sync.htm

581 ms

sync_pos.htm

sync_pos.htm

488 ms

sync2r.htm

sync2r.htm

2108 ms

float_s.gif

float_s.gif

1858 ms

float_bg.gif

float_bg.gif

583 ms

o.htm

o.htm

798 ms

wh.js

wh.js

1135 ms

ac.js

ac.js

879 ms

fp.htm

fp.htm

785 ms

SEO Factors

35decibel.com SEO score

0

Language and Encoding

  • Language Detected

    ZH

  • Language Claimed

    N/A

  • Encoding

    GB2312

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise 35decibel.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 35decibel.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

35decibel.com

Open Graph description is not detected on the main page of 35 Decibel. 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: