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51booking.cn screenshot

Report Summary

  • 0

    Performance

  • 0

    Accessibility

  • 0

    Best Practices

  • 0

    SEO

51booking.cn

中国商务订房网: 酒店预订, 商务酒店, 品牌酒店, 连锁酒店, 经济型酒店

Page Load Speed

20.1 sec in total

First Response

2.7 sec

Resources Loaded

17.2 sec

Page Rendered

183 ms

51booking.cn screenshot

About Website

Visit 51booking.cn now to see the best up-to-date 51 Booking content and also check out these interesting facts you probably never knew about 51booking.cn

中国商务订房网是中国领先的在线旅游预订服务提供商之一,向超过100万会员提供国内酒店预订,宾馆预定,饭店评论点评,旅游城市景点指南等，在中国商务订房网在线预定酒店,可预定广州酒店,上海酒店,北京酒店,深圳酒店等全国700个商旅城市宾馆20,000余家。

Visit 51booking.cn

Key Findings

We analyzed 51booking.cn page load time and found that the first response time was 2.7 sec and then it took 17.4 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.

Performance Metrics

51booking.cn performance score

0

Network Requests Diagram

51booking.cn

2726 ms

css_new.css

1239 ms

layout2011.css

4340 ms

seachbox.css

1021 ms

js.js

5142 ms

Our browser made a total of 78 requests to load all elements on the main page. We found that 97% of them (76 requests) were addressed to the original 51booking.cn, 3% (2 requests) were made to Count19.51yes.com. The less responsive or slowest element that took the longest time to load (9.4 sec) belongs to the original domain 51booking.cn.

Page Optimization Overview & Recommendations

Page size can be reduced by 114.1 kB (55%)

Content Size

208.0 kB

After Optimization

93.9 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of 51booking.cn main page is 208.0 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. HTML takes 68.9 kB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 55.6 kB

  • Original 68.9 kB
  • After minification 65.2 kB
  • After compression 13.3 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 55.6 kB or 81% of the original size.

Image Optimization

-2%

Potential reduce by 1.3 kB

  • Original 64.8 kB
  • After minification 63.5 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. 51 Booking images are well optimized though.

JavaScript Optimization

-70%

Potential reduce by 18.0 kB

  • Original 25.8 kB
  • After minification 25.3 kB
  • After compression 7.8 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 18.0 kB or 70% of the original size.

CSS Optimization

-81%

Potential reduce by 39.2 kB

  • Original 48.5 kB
  • After minification 40.0 kB
  • After compression 9.3 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. 51booking.cn needs all CSS files to be minified and compressed as it can save up to 39.2 kB or 81% of the original size.

Requests Breakdown

Number of requests can be reduced by 29 (38%)

Requests Now

76

After Optimization

47

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 76 CSS, Javascripts, AJAX and image requests in order to completely render the main page of 51 Booking. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

51booking.cn

51booking.cn

2726 ms

css_new.css

css_new.css

1239 ms

layout2011.css

layout2011.css

4340 ms

seachbox.css

seachbox.css

1021 ms

js.js

js.js

5142 ms

adjs.js

adjs.js

1256 ms

fish.js

fish.js

1500 ms

search_1.5.min.js

search_1.5.min.js

1781 ms

WdatePicker.js

WdatePicker.js

1763 ms

select_date_js.asp

select_date_js.asp

1894 ms

tongji.js

tongji.js

1469 ms

WdatePicker.css

WdatePicker.css

652 ms

search_hotel.js

search_hotel.js

6733 ms

date.js

date.js

1814 ms

topline.png

topline.png

546 ms

headtopbg.png

headtopbg.png

571 ms

tel400.png

tel400.png

1416 ms

navimg.png

navimg.png

567 ms

navlogo.png

navlogo.png

583 ms

book_bg.png

book_bg.png

570 ms

line99.png

line99.png

954 ms

line101.png

line101.png

1151 ms

line105.png

line105.png

1152 ms

dianpingbg.png

dianpingbg.png

1153 ms

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200812311833330.gif

1233 ms

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1353 ms

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1551 ms

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1737 ms

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1770 ms

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1924 ms

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1970 ms

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2147 ms

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2730 ms

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3155 ms

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3449 ms

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3495 ms

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3901 ms

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3683 ms

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3900 ms

2009571517000.jpg

2009571517000.jpg

4235 ms

logo2012.gif

logo2012.gif

1791 ms

loves428.jpg

loves428.jpg

2651 ms

fashion428.jpg

fashion428.jpg

9433 ms

inn428.jpg

inn428.jpg

5932 ms

spa428.jpg

spa428.jpg

3129 ms

websafety.gif

websafety.gif

3153 ms

200807021456480.gif

200807021456480.gif

4157 ms

click.aspx

click.aspx

935 ms

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3982 ms

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3952 ms

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4168 ms

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4113 ms

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4085 ms

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4267 ms

count1.gif

count1.gif

4048 ms

xiaoshan.jpg

xiaoshan.jpg

4096 ms

wawushan.jpg

wawushan.jpg

5707 ms

s_chaotm.jpg

s_chaotm.jpg

4084 ms

s_tianzhufeng.jpg

s_tianzhufeng.jpg

4003 ms

nxwq.jpg

nxwq.jpg

4307 ms

season_hbyc2.jpg

season_hbyc2.jpg

4635 ms

tools_bg.gif

tools_bg.gif

4109 ms

fwcn.png

fwcn.png

4296 ms

weibo.png

weibo.png

4473 ms

icon_sina.png

icon_sina.png

4437 ms

date.css

date.css

1845 ms

cnhotel_img.png

cnhotel_img.png

5001 ms

line100.png

line100.png

4484 ms

weixin.png

weixin.png

5027 ms

SEO Factors

51booking.cn SEO score

0

Language and Encoding

  • Language Detected

    ZH

  • Language Claimed

    N/A

  • Encoding

    GBK

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise 51booking.cn 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 51booking.cn main page’s claimed encoding is gbk. 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

51booking.cn

Open Graph description is not detected on the main page of 51 Booking. 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: