Tools & Wizards About Us
yamaha.com.cn screenshot

Report Summary

  • 27

    Performance

    Renders faster than
    46% of other websites

  • 81

    Accessibility

    Visual factors better than
    that of 51% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 84

    SEO

    Google-friendlier than
    52% of websites

yamaha.com.cn

雅马哈|yamaha乐器音响(中国)官网

Page Load Speed

15.1 sec in total

First Response

810 ms

Resources Loaded

13.6 sec

Page Rendered

696 ms

yamaha.com.cn screenshot

About Website

Welcome to yamaha.com.cn homepage info - get ready to check Yamaha best content for China right away, or after learning these important things about yamaha.com.cn

雅马哈(Yamaha)官方网站全面介绍雅马哈钢琴、电子琴、管乐器、吉他、爵士鼓、合成器等乐器和音乐制作产品，提供家庭音响和专业产品信息及服务。

Visit yamaha.com.cn

Key Findings

We analyzed Yamaha.com.cn page load time and found that the first response time was 810 ms and then it took 14.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

Performance Metrics

yamaha.com.cn performance score

27

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value6.2 s

3/100

10%

LCP (Largest Contentful Paint)

Value40.9 s

0/100

25%

SI (Speed Index)

Value25.7 s

0/100

10%

TBT (Total Blocking Time)

Value220 ms

88/100

30%

CLS (Cumulative Layout Shift)

Value1.387

0/100

15%

TTI (Time to Interactive)

Value21.8 s

1/100

10%

Network Requests Diagram

yamaha.com.cn

810 ms

index.html

1318 ms

www.yamaha.com.cn

339 ms

application_newyamaha-2b91c596421c025bcfd487b821d93a105e6c53e57175be53cf0b3ceffc4c7f72.css

658 ms

application_newyamaha-7643b03c86af25909912b3639f0527b9b0e962721e1c3eab794edf5a55070a7c.js

1736 ms

Our browser made a total of 72 requests to load all elements on the main page. We found that 85% of them (61 requests) were addressed to the original Yamaha.com.cn, 3% (2 requests) were made to Hm.baidu.com and 3% (2 requests) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (9.1 sec) belongs to the original domain Yamaha.com.cn.

Page Optimization Overview & Recommendations

Page size can be reduced by 247.2 kB (4%)

Content Size

6.6 MB

After Optimization

6.4 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Yamaha.com.cn main page is 6.6 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 55% of websites need less resources to load. Images take 6.2 MB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 65.7 kB

  • Original 77.4 kB
  • After minification 52.9 kB
  • After compression 11.7 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 24.5 kB, which is 32% 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 65.7 kB or 85% of the original size.

Image Optimization

-1%

Potential reduce by 44.7 kB

  • Original 6.2 MB
  • After minification 6.2 MB

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. Yamaha images are well optimized though.

JavaScript Optimization

-8%

Potential reduce by 10.9 kB

  • Original 135.4 kB
  • After minification 135.4 kB
  • After compression 124.5 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. This website has mostly compressed JavaScripts.

CSS Optimization

-66%

Potential reduce by 125.9 kB

  • Original 190.3 kB
  • After minification 157.2 kB
  • After compression 64.4 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. Yamaha.com.cn needs all CSS files to be minified and compressed as it can save up to 125.9 kB or 66% of the original size.

Requests Breakdown

Number of requests can be reduced by 10 (15%)

Requests Now

68

After Optimization

58

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 68 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Yamaha. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

yamaha.com.cn

yamaha.com.cn

810 ms

index.html

index.html

1318 ms

www.yamaha.com.cn

www.yamaha.com.cn

339 ms

application_newyamaha-2b91c596421c025bcfd487b821d93a105e6c53e57175be53cf0b3ceffc4c7f72.css

application_newyamaha-2b91c596421c025bcfd487b821d93a105e6c53e57175be53cf0b3ceffc4c7f72.css

658 ms

application_newyamaha-7643b03c86af25909912b3639f0527b9b0e962721e1c3eab794edf5a55070a7c.js

application_newyamaha-7643b03c86af25909912b3639f0527b9b0e962721e1c3eab794edf5a55070a7c.js

1736 ms

header-ui.css

header-ui.css

1596 ms

header-style.css

header-style.css

1125 ms

header-ui.js

header-ui.js

1015 ms

homepage-3d4e48879258a10352c5553e910bf98213c34ff8279b5f01abfd6879788eaf13.css

homepage-3d4e48879258a10352c5553e910bf98213c34ff8279b5f01abfd6879788eaf13.css

893 ms

homepage-51387d63d74046303919c7c3b0a38cd106683e22a67357bcff332ae6d06eacf6.js

homepage-51387d63d74046303919c7c3b0a38cd106683e22a67357bcff332ae6d06eacf6.js

901 ms

css

css

28 ms

hm.js

hm.js

934 ms

gtm.js

gtm.js

108 ms

yamaha_purple.svg

yamaha_purple.svg

306 ms

BrandImage2023_FirstDrums_2000x800_sc-25e8140fd0c15f71d60634b5039fa12a7daa905d2e024ad74c7010840e8d0bb2.jpg

BrandImage2023_FirstDrums_2000x800_sc-25e8140fd0c15f71d60634b5039fa12a7daa905d2e024ad74c7010840e8d0bb2.jpg

5578 ms

BrandImage2023_Lullaby_2000x800_sc-50f9a3a8e18b194151cdf02718c29ff49ab514c912791f9fcdc25bf2567949ab.jpg

BrandImage2023_Lullaby_2000x800_sc-50f9a3a8e18b194151cdf02718c29ff49ab514c912791f9fcdc25bf2567949ab.jpg

6243 ms

BrandImage2023_Innovator_2000x800_sc-8c87ffbc4b4c89b447efb7c45bb4333b61963a3eadd746f21b32c372e8ba87a8.jpg

BrandImage2023_Innovator_2000x800_sc-8c87ffbc4b4c89b447efb7c45bb4333b61963a3eadd746f21b32c372e8ba87a8.jpg

5099 ms

BrandImage2023_SchoolBand_2000x800_sc-b13b43b42360d2d4c32f7d3100951286fc6c70ccf0ae401526084122d36a019f.jpg

BrandImage2023_SchoolBand_2000x800_sc-b13b43b42360d2d4c32f7d3100951286fc6c70ccf0ae401526084122d36a019f.jpg

6244 ms

BrandImage2023_Piano_2000x800_sc-61029772dbdfb2c92881bf3976460dd306ad03055d4fcb69e56b5bd299033350.jpg

BrandImage2023_Piano_2000x800_sc-61029772dbdfb2c92881bf3976460dd306ad03055d4fcb69e56b5bd299033350.jpg

5707 ms

BrandImage2023_FirstDrums_640x900_sc-4425a92639723fdf336f742b463e193c88c485db2124d287819bf8c37a3f2b80.jpg

BrandImage2023_FirstDrums_640x900_sc-4425a92639723fdf336f742b463e193c88c485db2124d287819bf8c37a3f2b80.jpg

3502 ms

BrandImage2023_Lullaby_640x900_sc-2bd7624c42a23569194c980450ead7c2be33ceae3947d4224e22df5e2521c269.jpg

BrandImage2023_Lullaby_640x900_sc-2bd7624c42a23569194c980450ead7c2be33ceae3947d4224e22df5e2521c269.jpg

6307 ms

BrandImage2023_Innovator_640x900_sc-ce012d797752685ab704f688f33eb3ecca0e7fec5c7201fc8323afeae66e7289.jpg

BrandImage2023_Innovator_640x900_sc-ce012d797752685ab704f688f33eb3ecca0e7fec5c7201fc8323afeae66e7289.jpg

6888 ms

BrandImage2023_SchoolBand_640x900_sc-8362612ad01ee122d76006b0b67121646f8b08429fed14fcec8ee4a07df5f2d9.jpg

BrandImage2023_SchoolBand_640x900_sc-8362612ad01ee122d76006b0b67121646f8b08429fed14fcec8ee4a07df5f2d9.jpg

7508 ms

BrandImage2023_Piano_640x900_sc-f3ee3c412607b6e305d115c83c19227df6b52f737816b6a50cee0d832cee5678.jpg

BrandImage2023_Piano_640x900_sc-f3ee3c412607b6e305d115c83c19227df6b52f737816b6a50cee0d832cee5678.jpg

7103 ms

kv-153226f5cb4c4ee6328537c467ce8ce06c29db9ceaef06e8ad5c7e3ffbe0785f.jpg

kv-153226f5cb4c4ee6328537c467ce8ce06c29db9ceaef06e8ad5c7e3ffbe0785f.jpg

7348 ms

products-pianos_756x756-5c550051c8510e4f00899b1e06ec129ff48203028d30984092e80e6d1bb8279b.jpg

products-pianos_756x756-5c550051c8510e4f00899b1e06ec129ff48203028d30984092e80e6d1bb8279b.jpg

6864 ms

products-keyboards_756x756-2a3ce4909c3493aeabecd365b17fe0f85b2831f1630452a2fec60198b64e22e2.jpg

products-keyboards_756x756-2a3ce4909c3493aeabecd365b17fe0f85b2831f1630452a2fec60198b64e22e2.jpg

6774 ms

products-guitars_basses_756x756-dcf13b6cf8e7a92cd1e096eaac9d987f5982f4055864935e02e910662eb66bbc.jpg

products-guitars_basses_756x756-dcf13b6cf8e7a92cd1e096eaac9d987f5982f4055864935e02e910662eb66bbc.jpg

7245 ms

products-drums_756x756-c97237f1d9cf1ca432c0765bb210fdecd9277d74f53e47dd152f1f80d724f75e.jpg

products-drums_756x756-c97237f1d9cf1ca432c0765bb210fdecd9277d74f53e47dd152f1f80d724f75e.jpg

7302 ms

products-winds_756x756-fece5e5b0da292b38d3c84eec339c9664555a060d75280e155e485c1af74cc57.jpg

products-winds_756x756-fece5e5b0da292b38d3c84eec339c9664555a060d75280e155e485c1af74cc57.jpg

7316 ms

products_strings-292367339c52f8fd93f67842693c4a6d115541e2ec9d4e84e76c08e5e18eb3a4.jpg

products_strings-292367339c52f8fd93f67842693c4a6d115541e2ec9d4e84e76c08e5e18eb3a4.jpg

7342 ms

products-percussion_756x756-c66fe925c2db7b8f71a2593d864e31b5c4636031266f1c5dab715103691ff7cb.jpg

products-percussion_756x756-c66fe925c2db7b8f71a2593d864e31b5c4636031266f1c5dab715103691ff7cb.jpg

7718 ms

music-production-06c81c79adcf816e6a367cc04904d640613bd5ab54307f4d72eba3121a196842.jpg

music-production-06c81c79adcf816e6a367cc04904d640613bd5ab54307f4d72eba3121a196842.jpg

7735 ms

top-av_new-4c9857754982eb8a29687b5830ca42ed7b38c04816e4b5a30137300db84da47d.jpg

top-av_new-4c9857754982eb8a29687b5830ca42ed7b38c04816e4b5a30137300db84da47d.jpg

7551 ms

pa-cd80b747632cd53498484de162d014e598f79278bf1f4e7af952fcc43ce68eba.jpg

pa-cd80b747632cd53498484de162d014e598f79278bf1f4e7af952fcc43ce68eba.jpg

7745 ms

top-it_new-45bc14827fecb5de00ccc7f81de7af1f85ad5e753d2940125272b06f78b3a3c5.jpg

top-it_new-45bc14827fecb5de00ccc7f81de7af1f85ad5e753d2940125272b06f78b3a3c5.jpg

7605 ms

app-b97d41e3a61da95a6c1cd7647184033c0c1872ec31ac0571fbae7ca3c9d08866.jpg

app-b97d41e3a61da95a6c1cd7647184033c0c1872ec31ac0571fbae7ca3c9d08866.jpg

7735 ms

golf-46b7593b4a9ce11c5df1c41878ed9beecfb83d5fc4b9874ccccb26564f610342.jpg

golf-46b7593b4a9ce11c5df1c41878ed9beecfb83d5fc4b9874ccccb26564f610342.jpg

7986 ms

automotive_sound-96f02a1c0cbd11e95fb183d90684f0f30c108365e8e686ca8a8d26ba2cc60e24.jpg

automotive_sound-96f02a1c0cbd11e95fb183d90684f0f30c108365e8e686ca8a8d26ba2cc60e24.jpg

9118 ms

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yamahafinetech-d18f90ec9db7f4799b01678fd3ac34d855fe5a3ca4f678ba0bf8d5ef1ac2ebd3.jpg

8160 ms

new_recommend_01-1c623cc8dc721272f445a4eaa3333bb306ce723681dab92d352a7f8c33146409.jpg

new_recommend_01-1c623cc8dc721272f445a4eaa3333bb306ce723681dab92d352a7f8c33146409.jpg

7964 ms

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7961 ms

new_recommend_03-89fa5e42b4ebe1f920615b4439baf8fbc0025dedc5d2d783516c4058133e1ac1.jpg

new_recommend_03-89fa5e42b4ebe1f920615b4439baf8fbc0025dedc5d2d783516c4058133e1ac1.jpg

8566 ms

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8189 ms

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8168 ms

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8420 ms

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8636 ms

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8371 ms

%E6%9C%AA%E6%A0%87%E9%A2%98-1.jpg

%E6%9C%AA%E6%A0%87%E9%A2%98-1.jpg

8416 ms

footer-banner-line6.png

footer-banner-line6.png

1028 ms

footer-banner-ampeg.png

footer-banner-ampeg.png

1026 ms

js

js

65 ms

analytics.js

analytics.js

19 ms

collect

collect

16 ms

collect

collect

106 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

8476 ms

ga-audiences

ga-audiences

76 ms

hm.gif

hm.gif

278 ms

get-random-list

get-random-list

5180 ms

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3558 ms

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3208 ms

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new_bg.jpg

3209 ms

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2619 ms

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2665 ms

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joinus-293afc2a65e4330c74bb355c2db140b1f0650709781e47ffa72338f3352b4df5.jpg

2696 ms

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2209 ms

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2200 ms

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footer-banner5.png

2241 ms

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footer-banner6.png

2042 ms

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footer-banner7.png

1941 ms

gsbs.png

gsbs.png

1902 ms

overlay.png

overlay.png

1949 ms

Accessibility Review

yamaha.com.cn accessibility score

81

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

[aria-*] attributes do not match their roles

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

Background and foreground colors do not have a sufficient contrast ratio.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

Names and labels

These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

Links do not have a discernible name

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

Best Practices

yamaha.com.cn best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

yamaha.com.cn SEO score

84

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

Mobile Friendly

Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).

Impact

Issue

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    ZH

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Yamaha.com.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 Yamaha.com.cn main page’s claimed encoding is utf-8. Use of this encoding format is the best practice as the main page visitors from all over the world won’t have any issues with symbol transcription.

Social Sharing Optimization

yamaha.com.cn

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