SEO report of dh-tech.com.cn

深圳市东恒电子有限公司
www.dh-tech.com.cn/
深圳市东恒电子有限公司
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.dh-tech.com.cn/
Character length : 19
Title
深圳市东恒电子有限公司
Description
深圳市东恒电子有限公司
Keywords (meta keywords)
深圳市东恒电子有限公司
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
Good! No underscore (_) found in the URLs.
Search engine friendly URLs
Error! Not all URLs are SEO friendly on this website!
- http://www.dh-tech.com.cn/about.asp?id=11&WebType=1&ids=2&f_1=2 ("关于东恒")
- http://www.dh-tech.com.cn/pics.asp?id=12&WebType=3&ids=2&f_1=2 ("企业参观")
- http://www.dh-tech.com.cn/partners.asp?id=13&WebType=13&ids=2&f_1=2 ("合作伙伴")
- http://www.dh-tech.com.cn/about.asp?id=14&WebType=1&ids=2&f_1=2 ("人才招聘")
- http://www.dh-tech.com.cn/products.asp?id=16&WebType=6&ids=3&f_1=3 ("WiFi模块")
- http://www.dh-tech.com.cn/products.asp?id=17&WebType=6&ids=3&f_1=3 ("WiFi应用方案")
- http://www.dh-tech.com.cn/products.asp?id=18&WebType=6&ids=3&f_1=3 ("蓝牙模块")
- http://www.dh-tech.com.cn/products.asp?id=19&WebType=6&ids=3&f_1=3 ("BLE应用方案")
- http://www.dh-tech.com.cn/solutions.asp?id=35&WebType=4&ids=4&f_1=4 ("产品应用解决方案")
- http://www.dh-tech.com.cn/about.asp?id=34&WebType=1&ids=4&f_1=4 ("M2M解决方案")
- http://www.dh-tech.com.cn/faqs.asp?id=36&WebType=9&ids=5&f_1=5 ("服务支持")
- http://www.dh-tech.com.cn/faqs.asp?id=36&WebType=9&ids=5&f_1=5 ("常见问题")
- http://www.dh-tech.com.cn/yppg.asp?id=37&WebType=1&ids=5&f_1=5 ("样品评估套件申请")
- http://www.dh-tech.com.cn/download.asp?id=38&WebType=5&ids=5&f_1=5 ("固件升级")
- http://www.dh-tech.com.cn/download.asp?id=39&WebType=5&ids=5&f_1=5 ("软件开发包支持SDK")
- http://www.dh-tech.com.cn/download.asp?id=40&WebType=5&ids=5&f_1=5 ("资料下载")
- http://www.dh-tech.com.cn/about.asp?id=41&WebType=1&ids=5&f_1=5 ("销售网络")
- http://www.dh-tech.com.cn/contact.asp?id=42&WebType=1&ids=7&f_1=7 ("联系我们")
- http://www.dh-tech.com.cn/contact.asp?id=42&WebType=1&ids=7&f_1=7 ("联系方式")
- http://www.dh-tech.com.cn/feedback.asp?id=43&WebType=1&ids=7&f_1=7 ("在线留言")
- http://www.dh-tech.com.cn/news.asp?id=45&WebType=2&ids=44&f_1=44 ("公司新闻")
- http://www.dh-tech.com.cn/news.asp?id=46&WebType=2&ids=44&f_1=44 ("行业新闻")
- http://www.dh-tech.com.cn/new.asp?idd=33&ids=44&SortID=45&id=45&or... ("东恒嵌入式Wi-Fi模块DHWF8003")
- http://www.dh-tech.com.cn/new.asp?idd=32&ids=44&SortID=45&id=45&or... ("东恒高性能蓝牙4.0BLE模块 DHBL6003")
- http://www.dh-tech.com.cn/new.asp?idd=37&ids=44&SortID=46&id=46&or... ("何谓物联网?")
- http://www.dh-tech.com.cn/new.asp?idd=34&ids=44&SortID=46&id=46&or... ("东恒嵌入式Wi-Fi模块支持快速智能联网功能")
- http://www.dh-tech.com.cn/faqs.asp?id=36&WebType=9&ids=5&f_1=5
- http://www.dh-tech.com.cn/faq.asp?idd=18&ids=5&SortID=36&id=36&ord... ("WiFi模块简介-特性、模式、工作方式")
- http://www.dh-tech.com.cn/faq.asp?idd=19&ids=5&SortID=36&id=36&ord... ("WiFi配置中AP配置与SmartLink配置哪个更好?")
- http://www.dh-tech.com.cn/faq.asp?idd=15&ids=5&SortID=36&id=36&ord... ("什么是AP+STA共存模式?如何设置?哪些模块支持该应用?")
- http://www.dh-tech.com.cn/solutions.asp?id=35&WebType=4&ids=4&f_1=4
- http://www.dh-tech.com.cn/solution.asp?idd=26&ids=4&SortID=35&id=3...
- http://www.dh-tech.com.cn/solution.asp?idd=26&ids=4&SortID=35&id=3... ("蓝牙防丢器低功耗方案")
- http://www.dh-tech.com.cn/solution.asp?idd=25&ids=4&SortID=35&id=3...
- http://www.dh-tech.com.cn/solution.asp?idd=25&ids=4&SortID=35&id=3... ("蓝牙iBeacon解决方案")
- http://www.dh-tech.com.cn/solution.asp?idd=51&ids=4&SortID=47&id=4...
- http://www.dh-tech.com.cn/solution.asp?idd=51&ids=4&SortID=47&id=4... ("无线Wi-Fi智能热水器控制方案")
- http://www.dh-tech.com.cn/solution.asp?idd=50&ids=4&SortID=48&id=4...
- http://www.dh-tech.com.cn/solution.asp?idd=50&ids=4&SortID=48&id=4... ("无线Wi-Fi插座控制方案")
- http://www.dh-tech.com.cn/solution.asp?idd=28&ids=4&SortID=35&id=3...
- http://www.dh-tech.com.cn/solution.asp?idd=28&ids=4&SortID=35&id=3... ("无线Wi-Fi控制LED灯调光调色方案")
- http://www.dh-tech.com.cn/solution.asp?idd=27&ids=4&SortID=35&id=3...
- http://www.dh-tech.com.cn/solution.asp?idd=27&ids=4&SortID=35&id=3... ("无线Wi-Fi玩具控制方案")
- http://www.dh-tech.com.cn/partners.asp?id=13&WebType=13&ids=2&f_1=2
- Expand
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
深圳市东恒电子有限公司
Character length : 11
Good! The title’s length is between 10 and 70 characters.
Character length : 11
Good! The title’s length is between 10 and 70 characters.
Text / HTML ratio
Ratio : 11%
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 | 2 | 0 | 0 | 0 |
Heading structure in the source code
- <H3> 关于我们
- <H3> 常见问题
Word cloud
- 常见问题3
- 关于我们3
- 解决方案2
- 服务支持2
- 产品应用解决方案2
- 样品评估套件申请2
- 软件开发包支持sdk2
- 在线客服2
- 销售网络2
- 资料下载2
- ble应用方案2
- 固件升级2
- 购买渠道2
- 企业参观2
- 关于东恒2
- 蓝牙模块2
- 人才招聘2
- 合作伙伴2
- 新闻资讯2
- wifi模块2
- 产品与服务2
- wifi应用方案2
Keyword matrix
word | title | descriptions | heading |
---|---|---|---|
常见问题 | |||
关于我们 | |||
解决方案 | |||
服务支持 | |||
产品应用解决方案 | |||
样品评估套件申请 |
404 Page
The website has no standard 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 37 images on this web page.
Alternate attributes for the following 20 images are missing. Search engines use "alt" tags to understand image content efficiently. We strongly recommend fixing this issue.
Alternate attributes for the following 20 images are missing. Search engines use "alt" tags to understand image content efficiently. We strongly recommend fixing this issue.
- http://www.dh-tech.com.cn/images/tp_hq.png
- http://www.dh-tech.com.cn/images/tp_yghq.png
- http://www.dh-tech.com.cn/images/logo.png
- http://www.dh-tech.com.cn/images/top_left_dh_two.png
- http://www.dh-tech.com.cn/images/gywm_xtb.jpg
- http://www.dh-tech.com.cn/images/more.png (1 occurrences)
- http://www.dh-tech.com.cn/images/gywm_tp.jpg
- http://www.dh-tech.com.cn/images/xwzx_tp.jpg
- http://www.dh-tech.com.cn/images/hyxw_tp.jpg (1 occurrences)
- http://www.dh-tech.com.cn/images/jszc_xtb.png
- http://www.dh-tech.com.cn/images/yyfa.png
- http://www.dh-tech.com.cn/images/gd.jpg (1 occurrences)
- http://www.dh-tech.com.cn/images/hzhb_t.png
- http://www.dh-tech.com.cn/images/ewm.png (1 occurrences)
- http://www.dh-tech.com.cn/images/qq.png (1 occurrences)
Technologies
Mobile optimization
Error! This website is not optimized for mobile devices... It is optimized for devices which have at least 1024px 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
8,054 ms
Table layout
Error! Avoid using nested tables!
Number of HTTP resources
51
Number of source domains
1
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.dh-tech.com.cn/js/jQuery.v1.8.3-min.js
- http://www.dh-tech.com.cn/css/css.css
- http://www.dh-tech.com.cn/css/default.css
- http://www.dh-tech.com.cn/css/zzsc.css
- http://www.dh-tech.com.cn/css/style.css
- http://www.dh-tech.com.cn/css/style.css
Speed test – Javascript
Javascript
Good! Just a few javascript files are detected on the website.
- http://www.dh-tech.com.cn/js/jQuery.v1.8.3-min.js
- http://www.dh-tech.com.cn/js/jquery.bxslider.min.js
- http://www.dh-tech.com.cn/js/zzsc.js
- http://www.dh-tech.com.cn/js/rightArrow.js
File size of all javascript files combined
112.01KB
Javascript minifying
Great! The Javascript files are minified.
Speed test – CSS
CSS
Error! Too many CSS files detected that slows down the page load.
- http://www.dh-tech.com.cn/css/css.css
- http://www.dh-tech.com.cn/css/default.css
- http://www.dh-tech.com.cn/css/zzsc.css
- http://www.dh-tech.com.cn/css/style.css
- http://www.dh-tech.com.cn/css/style.css
File size of all css files combined
32.87KB
CSS minifying
You can save 731B (13% compression) on the analysed URL by minifying the CSS files.
- By minifying http://www.dh-tech.com.cn/css/css.css you can save 549B (13% compression rate)
- By minifying http://www.dh-tech.com.cn/css/zzsc.css you can save 182B (15% compression rate)
Speed test – Compression
Uncompressed size of the of the HTML
21.02KB
Gzip compression
Your site uses compression.
Speed test – Browser cache
Number of static resources (image, JS, CSS)
49
Browser cache
The browser cache is not set correctly for all elements.
URL | Duration |
---|---|
http://www.dh-tech.com.cn/css/css.css | Expiry time is not specified |
http://www.dh-tech.com.cn/css/default.css | Expiry time is not specified |
http://www.dh-tech.com.cn/css/style.css | Expiry time is not specified |
http://www.dh-tech.com.cn/css/zzsc.css | Expiry time is not specified |
http://www.dh-tech.com.cn/images/banner_an_one.png | Expiry time is not specified |
http://www.dh-tech.com.cn/images/banner_an_two.png | Expiry time is not specified |
http://www.dh-tech.com.cn/images/dh_bg_two.jpg | Expiry time is not specified |
http://www.dh-tech.com.cn/images/ewm.png | Expiry time is not specified |
http://www.dh-tech.com.cn/images/footer_bg.jpg | Expiry time is not specified |
http://www.dh-tech.com.cn/images/gd.jpg | Expiry time is not specified |
http://www.dh-tech.com.cn/images/gywm_tp.jpg | Expiry time is not specified |
http://www.dh-tech.com.cn/images/gywm_xtb.jpg | Expiry time is not specified |
http://www.dh-tech.com.cn/images/header_bg.jpg | Expiry time is not specified |
http://www.dh-tech.com.cn/images/hyxw_tp.jpg | Expiry time is not specified |
http://www.dh-tech.com.cn/images/hzhb_foru.jpg | Expiry time is not specified |
http://www.dh-tech.com.cn/images/hzhb_one.jpg | Expiry time is not specified |
http://www.dh-tech.com.cn/images/hzhb_t.png | Expiry time is not specified |
http://www.dh-tech.com.cn/images/hzhb_three.jpg | Expiry time is not specified |
http://www.dh-tech.com.cn/images/hzhb_two.jpg | Expiry time is not specified |
http://www.dh-tech.com.cn/images/jszc_left_tb.jpg | Expiry time is not specified |
http://www.dh-tech.com.cn/images/jszc_xtb.png | Expiry time is not specified |
http://www.dh-tech.com.cn/images/logo.png | Expiry time is not specified |
http://www.dh-tech.com.cn/images/more.png | Expiry time is not specified |
http://www.dh-tech.com.cn/images/online_arrow.jpg | Expiry time is not specified |
http://www.dh-tech.com.cn/images/qq.png | Expiry time is not specified |
http://www.dh-tech.com.cn/images/top_left_dh_two.png | Expiry time is not specified |
http://www.dh-tech.com.cn/images/tp_hq.png | Expiry time is not specified |
http://www.dh-tech.com.cn/images/tp_yghq.png | Expiry time is not specified |
http://www.dh-tech.com.cn/images/xsjxtb.png | Expiry time is not specified |
http://www.dh-tech.com.cn/images/xwzx_an.png | Expiry time is not specified |
http://www.dh-tech.com.cn/images/xwzx_tp.jpg | Expiry time is not specified |
http://www.dh-tech.com.cn/images/yjcp_gg_foru.png | Expiry time is not specified |
http://www.dh-tech.com.cn/images/yyfa.png | Expiry time is not specified |
http://www.dh-tech.com.cn/js/jQuery.v1.8.3-min.js | Expiry time is not specified |
http://www.dh-tech.com.cn/js/jquery.bxslider.min.js | Expiry time is not specified |
http://www.dh-tech.com.cn/js/rightArrow.js | Expiry time is not specified |
http://www.dh-tech.com.cn/js/zzsc.js | Expiry time is not specified |
http://www.dh-tech.com.cn/.. /20160229114632853285.png | Expiry time is not specified |
http://www.dh-tech.com.cn/.. /20160229115165006500.png | Expiry time is not specified |
http://www.dh-tech.com.cn/.. /20160229143838623862.png | Expiry time is not specified |
http://www.dh-tech.com.cn/.. /20160301142630683068.png | Expiry time is not specified |
http://www.dh-tech.com.cn/.. /20160304181548504850.jpg | Expiry time is not specified |
http://www.dh-tech.com.cn/.. /20160307163283558355.jpg | Expiry time is not specified |
http://www.dh-tech.com.cn/.. /20160308143734193419.jpg | Expiry time is not specified |
http://www.dh-tech.com.cn/.. /20160308161091939193.png | Expiry time is not specified |
http://www.dh-tech.com.cn/.. /20160418174861446144.png | Expiry time is not specified |
http://www.dh-tech.com.cn/.. /20160418180129912991.png | Expiry time is not specified |
http://www.dh-tech.com.cn/.. /20170912150592269226.png | Expiry time is not specified |
http://www.dh-tech.com.cn/.. /20180719151978597859.jpg | Expiry time is not specified |
Speed test – Images
File size of all images combined
1.21MB
Image optimisation
You can save 385.4KB (55% compression) by optimising the images below:
- By lossless compressing the http://www.dh-tech.com.cn/.. /20160304181548504850.jpg you can save 55.5KB (46%) data.
- By lossless compressing the http://www.dh-tech.com.cn/.. /20160308143734193419.jpg you can save 29KB (28%) data.
- By lossless compressing the http://www.dh-tech.com.cn/images/footer_bg.jpg you can save 26.8KB (67%) data.
- By lossless compressing the http://www.dh-tech.com.cn/.. /20160307163283558355.jpg you can save 25.3KB (31%) data.
- By lossless compressing the http://www.dh-tech.com.cn/images/xwzx_tp.jpg you can save 23KB (63%) data.
- By lossless compressing the http://www.dh-tech.com.cn/images/gd.jpg you can save 22.6KB (95%) data.
- By lossless compressing the http://www.dh-tech.com.cn/images/hzhb_foru.jpg you can save 21.5KB (78%) data.
- By lossless compressing the http://www.dh-tech.com.cn/images/jszc_left_tb.jpg you can save 21.1KB (98%) data.
- By lossless compressing the http://www.dh-tech.com.cn/images/gywm_tp.jpg you can save 20KB (64%) data.
- By lossless compressing the http://www.dh-tech.com.cn/images/hzhb_three.jpg you can save 19.4KB (78%) data.
- By lossless compressing the http://www.dh-tech.com.cn/images/hyxw_tp.jpg you can save 17.6KB (52%) data.
- By lossless compressing the http://www.dh-tech.com.cn/images/hzhb_two.jpg you can save 16.4KB (81%) data.
- By lossless compressing the http://www.dh-tech.com.cn/images/hzhb_one.jpg you can save 15.4KB (83%) data.
- By lossless compressing the http://www.dh-tech.com.cn/images/gywm_xtb.jpg you can save 11.4KB (94%) data.
- By lossless compressing the http://www.dh-tech.com.cn/images/header_bg.jpg you can save 10.6KB (97%) data.
- By lossless compressing the http://www.dh-tech.com.cn/images/dh_bg_two.jpg you can save 10.5KB (97%) data.
- By lossless compressing the http://www.dh-tech.com.cn/images/online_arrow.jpg you can save 3.3KB (74%) data.
- By lossless compressing the http://www.dh-tech.com.cn/images/hzhb_t.png you can save 3.1KB (47%) data.
- By lossless compressing the http://www.dh-tech.com.cn/images/yyfa.png you can save 3.1KB (46%) data.
- By lossless compressing the http://www.dh-tech.com.cn/images/top_left_dh_two.png you can save 3KB (55%) data.
- By lossless compressing the http://www.dh-tech.com.cn/images/jszc_xtb.png you can save 2.8KB (76%) data.
- By lossless compressing the http://www.dh-tech.com.cn/images/logo.png you can save 2.8KB (16%) data.
- By lossless compressing the http://www.dh-tech.com.cn/images/tp_yghq.png you can save 2.7KB (81%) data.
- By lossless compressing the http://www.dh-tech.com.cn/images/xsjxtb.png you can save 2.7KB (94%) data.
- By lossless compressing the http://www.dh-tech.com.cn/images/more.png you can save 2.7KB (92%) data.
- By lossless compressing the http://www.dh-tech.com.cn/images/banner_an_two.png you can save 2.7KB (94%) data.
- By lossless compressing the http://www.dh-tech.com.cn/images/banner_an_one.png you can save 2.7KB (93%) data.
- By lossless compressing the http://www.dh-tech.com.cn/images/xwzx_an.png you can save 2.7KB (92%) data.
- By lossless compressing the http://www.dh-tech.com.cn/images/ewm.png you can save 2.6KB (31%) data.
- By lossless compressing the http://www.dh-tech.com.cn/images/tp_hq.png you can save 2.6KB (83%) data.
Links
We found a total of 59 different links.
Internal links: 54
External links: 5
Internal links: 54
External links: 5
External links:
Link text (anchor) | Link strength |
---|---|
购买渠道 | |
粤ICP备16011015号 | |
http://localhost:15242/index.html# | |
在线客服 | |
蔡先生 |
Internal links:
Website security
IP
180.76.193.29
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
Error! No favicon is found. Using favicon helps to build a better brand quicker.
Order of Heading elements on mobile by position
- H3 : 关于我们 , ( 872px from top )
- H3 : 常见问题 , ( 872px from top )
Typos
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