SEO report of ldtech.com.cn

北京中兴蓝鼎科技有限公司,GNSS模块,北斗,GNSS定向测姿,GNSS定位接收机,GNSS产品 ...
www.ldtech.com.cn/
北斗模块,北斗定向,北斗测姿,北斗二代模块,GPS手持机,寻北仪,GPS模块,北斗天线,弹载IMU,陀螺寻北仪,电子罗盘,TCM3,TCM5,GPS寻北,GNSS信号转发系统,北斗寻北,GNSS寻北,GNSS测姿,A-130,GARMIN手持机,Magellan手持机 ...
Tasks
- Make the site mobile device friendly.
- Select one version of your site as main and make a redirect from other versions to that one.
- Avoid using deprecated HTML tags.
- Implement the viewport meta tag.
- Try to make your site load faster.
SEO
URL
Domain : www.ldtech.com.cn/
Character length : 18
Title
北京中兴蓝鼎科技有限公司,GNSS模块,北斗,GNSS定向测姿,GNSS定位接收机,GNSS产品,
Description
北斗模块,北斗定向,北斗测姿,北斗二代模块,GPS手持机,寻北仪,GPS模块,北斗天线,弹载IMU,陀螺寻北仪,电子罗盘,TCM3,TCM5,GPS寻北,GNSS信号转发系统,北斗寻北,GNSS寻北,GNSS测姿,A-130,GARMIN手持机,Magellan手持机,
Keywords (meta keywords)
GNSS模块,GNSS定向,GNSS寻北测姿,惯性导航,差分定位,GNSS辅件,GPS手持机,GNSS天线,GPS天线,北斗天线,GPS模块,GPS罗经,北斗模块,TCM3电子罗盘,TCM5电子罗盘,
Error! Using “meta keywords” is meaningless in a while.
Error! Using “meta keywords” is meaningless in a while.
Open Graph Protocol
Error! The website does not use the OG (Open Graph) protocol.
Dublin Core
Dublin Core is not used
Underscores in the URLs
Error! Hyphen (-) is a better solution than underscore (_) in the URLs
- http://www.ldtech.com.cn/product_show/57.aspx ("GNSS模块")
- http://www.ldtech.com.cn/product_show/58.aspx ("北斗产品")
- http://www.ldtech.com.cn/product_show/67.aspx ("GNSS定向测姿")
- http://www.ldtech.com.cn/product_show/74.aspx ("惯性导航")
- http://www.ldtech.com.cn/product_show/75.aspx ("GNSS 定位设备")
- http://www.ldtech.com.cn/product_show/76.aspx ("电子罗盘")
- http://www.ldtech.com.cn/product_show/77.aspx ("GNSS天线及辅件")
- http://www.ldtech.com.cn/product_show/78.aspx ("手持设备")
- http://www.ldtech.com.cn/product_show/detail/67.aspx ("LD-HD15A")
- http://www.ldtech.com.cn/product_show/detail/67.aspx
- http://www.ldtech.com.cn/product_show/detail/64.aspx ("LD-BD300(GPS+GLONASS…")
- http://www.ldtech.com.cn/product_show/detail/64.aspx
- http://www.ldtech.com.cn/product_show/detail/62.aspx ("LD-BDNAV II(北斗二代…")
- http://www.ldtech.com.cn/product_show/detail/62.aspx
- http://www.ldtech.com.cn/product_show/detail/31.aspx ("LD-VEXORIII 双频定向仪…")
- http://www.ldtech.com.cn/product_show/detail/31.aspx
- Expand
Search engine friendly URLs
Good! The website uses SEO friendly URLs.
Checking the robots.txt file
The robots.txt file is missing!
Social
Social Engagement
No info found.
Content
Doctype
XHTML 1.0 Transitional
Encoding
Perfect! The character encoding is set: UTF-8.
Language
Error! No language localization is found.
Title
北京中兴蓝鼎科技有限公司,GNSS模块,北斗,GNSS定向测姿,GNSS定位接收机,GNSS产品,
Character length : 49
Good! The title’s length is between 10 and 70 characters.
Character length : 49
Good! The title’s length is between 10 and 70 characters.
Text / HTML ratio
Ratio : 14%
Error! The text / HTML code ratio is under 15 percent on this website. This value shows that the website has relatively few text content.
Error! The text / HTML code ratio is under 15 percent on this website. This value shows that the website has relatively few text content.
Headings
H1 | H2 | H3 | H4 | H5 | H6 |
---|---|---|---|---|---|
0 | 0 | 4 | 0 | 0 | 0 |
Heading structure in the source code
- <H3> LD-HD15A
- <H3> LD-BD300(GPS+GLONASS…
- <H3> LD-BDNAV II(北斗二代…
- <H3> LD-VEXORIII 双频定向仪…
Word cloud
- gps3
- gnss天线及辅件2
- 电子罗盘2
- 定位设备2
- 手持设备2
- 法律声明2
- ld-vexoriii2
- 联系蓝鼎2
- 惯性导航2
- gnss2
- 人才招聘2
- 北斗产品2
- gnss模块2
- gnss定向测姿2
Keyword matrix
word | title | descriptions | heading |
---|---|---|---|
gps | |||
gnss天线及辅件 | |||
电子罗盘 | |||
定位设备 | |||
手持设备 | |||
法律声明 |
404 Page
The website has a 404 error page.
Flash content
Good! The website does not have any flash contents.
Frame
Good! The website does not use iFrame solutions.
Images
We found 31 images on this web page.
Alternate attributes for the following 31 images are missing. Search engines use "alt" tags to understand image content efficiently. We strongly recommend fixing this issue.
Alternate attributes for the following 31 images are missing. Search engines use "alt" tags to understand image content efficiently. We strongly recommend fixing this issue.
- http://www.ldtech.com.cn/Templates/default/images/logo.jpg
- http://www.ldtech.com.cn/Templates/default/images/more.jpg
- http://www.ldtech.com.cn/Templates/default/images/line_a.gif (5 occurrences)
- http://www.ldtech.com.cn/Templates/default/images/noimg.gif (3 occurrences)
- http://www.ldtech.com.cn/Templates/default/images/kefu_tile.gif
- http://www.ldtech.com.cn/Templates/default/images/index_tel.jpg
- http://www.ldtech.com.cn/UpLoadFiles/20121011/2012101114183615.jpg
- http://www.ldtech.com.cn/UpLoadFiles/20121011/2012101114185335.jpg
- http://www.ldtech.com.cn/UpLoadFiles/20140126/2014012610441470.jpg
- http://www.ldtech.com.cn/UpLoadFiles/20121011/2012101114194210.jpg
- http://www.ldtech.com.cn/UpLoadFiles/20140126/2014012610443639.jpg
- http://www.ldtech.com.cn/UpLoadFiles/20140126/2014012610433718.jpg
- http://www.ldtech.com.cn/UpLoadFiles/20121011/2012101114205523.jpg
- http://www.ldtech.com.cn/UpLoadFiles/20121011/2012101114210685.jpg
- http://www.ldtech.com.cn/Templates/default/images/left_more.gif
Technologies
Mobile optimization
Error! This website is not optimized for mobile devices... It is optimized for devices which have at least 1070px wide display!
Deprecated HTML elements
Good! No deprecated HTML tags are detected.
Redirection (www / not www)
Error! The web address is accessible with and without www!
Deprecated HTML elements
Good! No deprecated HTML tags are detected.
Printability
Suggestion! Unfortunately, no printer-friendly CSS found.
Meta Tag (viewport tag, mobile devices)
Error! The meta tag named viewport is missing.
Speed test
Server response time
The server response time is fast enough.
Loading time
16,083 ms
Table layout
Good! No nested tables found.
Number of HTTP resources
54
Number of source domains
7
Render blocking resources
The elements below are blocking the “above the fold” rendering.
List of render blocking javascript files
List of render blocking javascript files
- http://www.ldtech.com.cn/js/jquery-1.3.2.min.js
- http://www.ldtech.com.cn/Templates/default/js/base.js
- http://www.ldtech.com.cn/Templates/default/js/jquery-latest.js
- http://www.ldtech.com.cn/Templates/default/js/lanrenxixi.js
- http://www.ldtech.com.cn/Templates/default/js/js.js
- http://www.ldtech.com.cn/Tools/Advert_js.ashx?id=3
- http://www.ldtech.com.cn/Templates/default/css/style.css
- http://www.ldtech.com.cn/Templates/default/css/reset.css
- http://www.ldtech.com.cn/Templates/default/css/js-leaf-hero.css
- http://www.ldtech.com.cn/Templates/default/css/qq.css
Speed test – Javascript
Javascript
Error! Too many javascript files found which slows down the page load on the website.
- http://www.ldtech.com.cn/js/jquery-1.3.2.min.js
- http://www.ldtech.com.cn/Templates/default/js/base.js
- http://www.ldtech.com.cn/Templates/default/js/jquery-latest.js
- http://www.ldtech.com.cn/Templates/default/js/lanrenxixi.js
- http://www.ldtech.com.cn/Templates/default/js/js.js
- http://www.ldtech.com.cn/Tools/Advert_js.ashx?id=3
- http://www.ldtech.com.cn/Tools/Advert_js.ashx?id=2
File size of all javascript files combined
200.39KB
Javascript minifying
You can save 50.4KB (40% compression) on the analysed URL by minifying the javascript files.
Speed test – CSS
CSS
Good! Just a few CSS files are used on this website.
- http://www.ldtech.com.cn/Templates/default/css/style.css
- http://www.ldtech.com.cn/Templates/default/css/js-leaf-hero.css
- http://www.ldtech.com.cn/Templates/default/css/qq.css
File size of all css files combined
31.58KB
CSS minifying
You can save 5.4KB (18% compression) on the analysed URL by minifying the CSS files.
- By minifying http://www.ldtech.com.cn/Templates/default/css/style.css you can save 4.6KB (17% compression rate)
- By minifying http://www.ldtech.com.cn/Templates/default/css/reset.css you can save 613B (39% compression rate)
- By minifying http://www.ldtech.com.cn/Templates/default/css/qq.css you can save 175B (17% compression rate)
Speed test – Compression
Uncompressed size of the of the HTML
21.48KB
Gzip compression
Error! By using Gzip you can save 83.4KB (70% compression) on your site.
- By compressing http://www.ldtech.com.cn/Templates/default/js/jquery-latest.js you can save 83.4KB (70% compression rate)
- By compressing http://www.ldtech.com.cn/js/jquery-1.3.2.min.js you can save 36.6KB (65% compression rate)
- By compressing http://www.ldtech.com.cn/Templates/default/css/style.css you can save 21.8KB (77% compression rate)
- By compressing http://www.ldtech.com.cn you can save 14.9KB (70% compression rate)
- By compressing http://s13.cnzz.com/stat.php?id=4524892&web_id=4524892&show=pic you can save 7KB (65% compression rate)
- By compressing http://www.ldtech.com.cn/Templates/default/js/js.js you can save 3.3KB (72% compression rate)
- By compressing http://www.ldtech.com.cn/Templates/default/js/lanrenxixi.js you can save 3KB (76% compression rate)
- By compressing http://www.ldtech.com.cn/Templates/default/js/base.js you can save 1.4KB (60% compression rate)
- By compressing http://www.ldtech.com.cn/Tools/Advert_js.ashx?id=2 you can save 913B (64% compression rate)
- By compressing http://www.ldtech.com.cn/Templates/default/css/reset.css you can save 799B (50% compression rate)
- By compressing http://www.ldtech.com.cn/Templates/default/css/qq.css you can save 642B (58% compression rate)
- By compressing http://c.cnzz.com/core.php?web_id=4524892&show=pic&t=z you can save 277B (37% compression rate)
Speed test – Browser cache
Number of static resources (image, JS, CSS)
46
Browser cache
The browser cache is not set correctly for all elements.
URL | Duration |
---|---|
http://www.ldtech.com.cn/Templates/default/css/qq.css | Expiry time is not specified |
http://www.ldtech.com.cn/Templates/default/css/reset.css | Expiry time is not specified |
http://www.ldtech.com.cn/Templates/default/css/style.css | Expiry time is not specified |
http://www.ldtech.com.cn/Templates/default/images/dian.jpg | Expiry time is not specified |
http://www.ldtech.com.cn/.. /feature-point-current.png | Expiry time is not specified |
http://www.ldtech.com.cn/.. /feature-point-next.png | Expiry time is not specified |
http://www.ldtech.com.cn/.. /feature-point-previous.png | Expiry time is not specified |
http://www.ldtech.com.cn/Templates/default/images/feature-point.png | Expiry time is not specified |
http://www.ldtech.com.cn/Templates/default/images/header_bj.png | Expiry time is not specified |
http://www.ldtech.com.cn/Templates/default/images/index_tel.jpg | Expiry time is not specified |
http://www.ldtech.com.cn/Templates/default/images/kefu_tile.gif | Expiry time is not specified |
http://www.ldtech.com.cn/Templates/default/images/left_more.gif | Expiry time is not specified |
http://www.ldtech.com.cn/Templates/default/images/line_a.gif | Expiry time is not specified |
http://www.ldtech.com.cn/Templates/default/images/logo.jpg | Expiry time is not specified |
http://www.ldtech.com.cn/Templates/default/images/more.jpg | Expiry time is not specified |
http://www.ldtech.com.cn/Templates/default/images/news_tile.gif | Expiry time is not specified |
http://www.ldtech.com.cn/Templates/default/images/qqbg.gif | Expiry time is not specified |
http://www.ldtech.com.cn/Templates/default/images/s_1.png | Expiry time is not specified |
http://www.ldtech.com.cn/Templates/default/images/s_2.png | Expiry time is not specified |
http://www.ldtech.com.cn/Templates/default/images/search.gif | Expiry time is not specified |
http://www.ldtech.com.cn/Templates/default/images/search_bg.gif | Expiry time is not specified |
http://www.ldtech.com.cn/Templates/default/images/top_bg_one.gif | Expiry time is not specified |
http://www.ldtech.com.cn/Templates/default/images/you_1.jpg | Expiry time is not specified |
http://www.ldtech.com.cn/Templates/default/images/you_2.jpg | Expiry time is not specified |
http://www.ldtech.com.cn/Templates/default/images/you_3.jpg | Expiry time is not specified |
http://www.ldtech.com.cn/Templates/default/js/base.js | Expiry time is not specified |
http://www.ldtech.com.cn/Templates/default/js/jquery-latest.js | Expiry time is not specified |
http://www.ldtech.com.cn/Templates/default/js/js.js | Expiry time is not specified |
http://www.ldtech.com.cn/Templates/default/js/lanrenxixi.js | Expiry time is not specified |
http://www.ldtech.com.cn/UpLoadFiles/20121011/2012101114183615.jpg | Expiry time is not specified |
http://www.ldtech.com.cn/UpLoadFiles/20121011/2012101114185335.jpg | Expiry time is not specified |
http://www.ldtech.com.cn/UpLoadFiles/20121011/2012101114194210.jpg | Expiry time is not specified |
http://www.ldtech.com.cn/UpLoadFiles/20121011/2012101114205523.jpg | Expiry time is not specified |
http://www.ldtech.com.cn/UpLoadFiles/20121011/2012101114210685.jpg | Expiry time is not specified |
http://www.ldtech.com.cn/UpLoadFiles/20140126/2014012610433718.jpg | Expiry time is not specified |
http://www.ldtech.com.cn/UpLoadFiles/20140126/2014012610441470.jpg | Expiry time is not specified |
http://www.ldtech.com.cn/UpLoadFiles/20140126/2014012610443639.jpg | Expiry time is not specified |
http://www.ldtech.com.cn/UpLoadFiles/20140127/2014012712172015.jpg | Expiry time is not specified |
http://www.ldtech.com.cn/UpLoadFiles/20140304/2014030415512409.jpg | Expiry time is not specified |
http://www.ldtech.com.cn/UpLoadFiles/20160121/2016012118421221.jpg | Expiry time is not specified |
http://www.ldtech.com.cn/UpLoadFiles/20160121/2016012119293884.jpg | Expiry time is not specified |
http://www.ldtech.com.cn/js/jquery-1.3.2.min.js | Expiry time is not specified |
http://c.cnzz.com/core.php?web_id=4524892&show=pic&t=z | 15 minutes |
http://s13.cnzz.com/stat.php?id=4524892&web_id=4524892&show=pic | 90 minutes |
Speed test – Images
File size of all images combined
686.68KB
Image optimisation
You can save 486KB (72% compression) by optimising the images below:
- By lossless compressing the http://www.ldtech.com.cn/UpLoadFiles/20160121/2016012118421221.jpg you can save 211.7KB (81%) data.
- By lossless compressing the http://www.ldtech.com.cn/UpLoadFiles/20160121/2016012119293884.jpg you can save 106.6KB (80%) data.
- By lossless compressing the http://www.ldtech.com.cn/Templates/default/images/index_tel.jpg you can save 25.4KB (76%) data.
- By lossless compressing the http://www.ldtech.com.cn/UpLoadFiles/20121011/2012101114210685.jpg you can save 16.5KB (76%) data.
- By lossless compressing the http://www.ldtech.com.cn/UpLoadFiles/20140126/2014012610443639.jpg you can save 14.8KB (74%) data.
- By lossless compressing the http://www.ldtech.com.cn/UpLoadFiles/20140126/2014012610441470.jpg you can save 14.1KB (75%) data.
- By lossless compressing the http://www.ldtech.com.cn/UpLoadFiles/20121011/2012101114185335.jpg you can save 14KB (77%) data.
- By lossless compressing the http://www.ldtech.com.cn/UpLoadFiles/20140126/2014012610433718.jpg you can save 13.7KB (73%) data.
- By lossless compressing the http://www.ldtech.com.cn/UpLoadFiles/20121011/2012101114183615.jpg you can save 13.3KB (75%) data.
- By lossless compressing the http://www.ldtech.com.cn/UpLoadFiles/20121011/2012101114205523.jpg you can save 11.8KB (76%) data.
- By lossless compressing the http://www.ldtech.com.cn/UpLoadFiles/20121011/2012101114194210.jpg you can save 11.4KB (74%) data.
- By lossless compressing the http://www.ldtech.com.cn/UpLoadFiles/20140304/2014030415512409.jpg you can save 9.5KB (36%) data.
- By lossless compressing the http://www.ldtech.com.cn/UpLoadFiles/20140127/2014012712172015.jpg you can save 7.4KB (18%) data.
- By lossless compressing the http://www.ldtech.com.cn/Templates/default/images/logo.jpg you can save 4.7KB (48%) data.
- By lossless compressing the http://pub.idqqimg.com/qconn/wpa/button/button_11.gif you can save 1.3KB (39%) data.
- By lossless compressing the http://pub.idqqimg.com/qconn/wpa/button/button_11.gif you can save 1.3KB (39%) data.
- By lossless compressing the http://www.ldtech.com.cn/Templates/default/images/feature-point.png you can save 1.3KB (81%) data.
- By lossless compressing the http://www.ldtech.com.cn/Templates/default/images/search.gif you can save 1.2KB (42%) data.
- By lossless compressing the http://www.ldtech.com.cn/Templates/default/images/left_more.gif you can save 1.2KB (60%) data.
- By lossless compressing the http://www.ldtech.com.cn/.. /feature-point-current.png you can save 1.2KB (68%) data.
- By lossless compressing the http://www.ldtech.com.cn/Templates/default/images/you_3.jpg you can save 875B (56%) data.
- By lossless compressing the http://www.ldtech.com.cn/Templates/default/images/you_1.jpg you can save 742B (54%) data.
- By lossless compressing the http://www.ldtech.com.cn/Templates/default/images/search_bg.gif you can save 696B (74%) data.
- By lossless compressing the http://www.ldtech.com.cn/Templates/default/images/s_2.png you can save 599B (33%) data.
- By lossless compressing the http://www.ldtech.com.cn/Templates/default/images/dian.jpg you can save 323B (43%) data.
- By lossless compressing the http://www.ldtech.com.cn/Templates/default/images/top_bg_one.gif you can save 259B (60%) data.
- By lossless compressing the http://www.ldtech.com.cn/.. /feature-point-next.png you can save 174B (52%) data.
- By lossless compressing the http://www.ldtech.com.cn/.. /feature-point-previous.png you can save 165B (50%) data.
Traffic
Alexa
4298152
Links
We found a total of 46 different links.
Internal links: 44
External links: 2
Internal links: 44
External links: 2
External links:
Link text (anchor) | Link strength |
---|---|
http://wpa.qq.com/msgrd?v=3&uin=1877796303&site=qq&menu=yes | |
http://wpa.qq.com/msgrd?v=3&uin=2559139578&site=qq&menu=yes |
Internal links:
Link text (anchor) | Link strength |
---|---|
收藏本站 | |
联系我们 | |
人才招聘 | |
网站首页 | |
产品展示 | |
GNSS模块 | |
北斗产品 | |
GNSS定向测姿 | |
惯性导航 | |
GNSS 定位设备 | |
电子罗盘 | |
GNSS天线及辅件 | |
手持设备 | |
解决方案 | |
GPS RTK 测量 | |
GPS 组合导航 | |
GPS 寻北 | |
BD 应用 | |
支持与下载 | |
GPS知识 | |
常见问题及排除方案 | |
关于我们 | |
企业简介 | |
合作伙伴 | |
联系蓝鼎 | |
法律声明 | |
http://www.ldtech.com.cn/news.aspx | |
北斗系列模块进入量产 | |
中兴蓝鼎网站改版了,欢迎点击进入 | |
IMU产品验收成功 | |
0.015°寻北设备交付使用 | |
北斗定向设备进入最后研发调试阶段 | |
多频点卫星接收天线已开始出货 | |
LD-HD15A | |
http://www.ldtech.com.cn/product_show/detail/67.aspx | |
LD-BD300(GPS+GLONASS… | |
http://www.ldtech.com.cn/product_show/detail/64.aspx | |
LD-BDNAV II(北斗二代… | |
http://www.ldtech.com.cn/product_show/detail/62.aspx | |
LD-VEXORIII 双频定向仪… | |
http://www.ldtech.com.cn/product_show/detail/31.aspx | |
http://www.ldtech.com.cn/# | |
http://www.ldtech.com.cn/product.aspx | |
投诉与反馈 |
Website security
IP
61.152.144.2
External hidden links
Good! No hidden external links found
Looking for eval()
Good! No eval(bas64_decode()) scripts are found
Checking for XSS vulnerability
No XSS vulnerability found
Email encryption
Good! We have not found any unencrypted email addresses.
Sites on same ip
Icons
Favicon
Good! The website uses favicon.
Order of Heading elements on mobile by position
- H3 : LD-HD15A, ( 0px from top )
- H3 : LD-BDNAV II(北斗二代…, ( 0px from top )
- H3 : LD-VEXORIII 双频定向仪…, ( 0px from top )
- H3 : LD-BD300(GPS+GLONASS…, ( 500px from top )
Typos
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