Szwzxjy.com Site Title
电子产品-电子元器件的技术开发与销售-深圳市瓦泽夏教育科技有限公司
Szwzxjy.com Meta Description
深圳市瓦泽夏教育科技有限公司成立于2017年08月09日，注册地位于深圳市龙岗区吉华街道水径社区吉华路333号605-1，法定代表人为赵永波。经营范围包括一般经营项目是：电子产品、电子元器件的技术开发与销售；投资兴办实业（具体项目另行申报）；国内贸易（法律、行政法规、国务院决定规定在登记前须经批准的项目除外）。（企业经营涉及行政许可的，须取得行政许可文件后方可经营）。商标代理；知识产权服务；票务代理服务；法律咨询（不包括律师事务所业务）；信息系统集成服务；工程和技术研究和试验发展；社会经济咨询服务；信息技术咨询服务；技术服务、技术开发、技术咨询、技术交流、技术转让、技术推广；信息咨询服务（不含许可类信息咨询服务）；教育咨询服务（不含涉许可审批的教育培训活动）。（除依法须经批准的项目外，凭营业执照依法自主开展经营活动），许可经营项目是深圳市瓦泽夏教育科技有限公司对外投资1家公司。
Szwzxjy.com Test Results
Szwzxjy.com Mobile Performance: 77/100
Quick overview:
First Meaningful Paint
2.2 s
First Meaningful Paint measures when the primary content of a page is visible. Learn more about the First Meaningful Paint metric.
Diagnostics
More information about the performance of your application. These numbers don't directly affect the Performance score.
Eliminate render-blocking resources
Potential savings of 790 ms
Resources are blocking the first paint of your page. Consider delivering critical JS/CSS inline and deferring all non-critical JS/styles. Learn how to eliminate render-blocking resources.
Properly size images
Potential savings of 397 KiB
Serve images that are appropriately-sized to save cellular data and improve load time. Learn how to size images.
Enable text compression
Potential savings of 252 KiB
Text-based resources should be served with compression (gzip, deflate or brotli) to minimize total network bytes. Learn more about text compression.
Largest Contentful Paint element
5,110 ms
This is the largest contentful element painted within the viewport. Learn more about the Largest Contentful Paint element
Reduce unused CSS
Potential savings of 179 KiB
Reduce unused rules from stylesheets and defer CSS not used for above-the-fold content to decrease bytes consumed by network activity. Learn how to reduce unused CSS.
Serve images in next-gen formats
Potential savings of 160 KiB
Image formats like WebP and AVIF often provide better compression than PNG or JPEG, which means faster downloads and less data consumption. Learn more about modern image formats.
Reduce unused JavaScript
Potential savings of 83 KiB
Reduce unused JavaScript and defer loading scripts until they are required to decrease bytes consumed by network activity. Learn how to reduce unused JavaScript.
Serve static assets with an efficient cache policy
30 resources found
A long cache lifetime can speed up repeat visits to your page. Learn more about efficient cache policies.
Image elements do not have explicit `width` and `height`
Set an explicit width and height on image elements to reduce layout shifts and improve CLS. Learn how to set image dimensions
Minify JavaScript
Potential savings of 4 KiB
Minifying JavaScript files can reduce payload sizes and script parse time. Learn how to minify JavaScript.
Szwzxjy.com Mobile SEO: 100/100
Quick overview:
Szwzxjy.com Mobile Best Practices: 79/100
Quick overview:
Trust and Safety
Does not redirect HTTP traffic to HTTPS
Make sure that you redirect all HTTP traffic to HTTPS in order to enable secure web features for all your users. Learn more.
Does not use HTTPS
31 insecure requests found
All sites should be protected with HTTPS, even ones that don't handle sensitive data. This includes avoiding mixed content, where some resources are loaded over HTTP despite the initial request being served over HTTPS. HTTPS prevents intruders from tampering with or passively listening in on the communications between your app and your users, and is a prerequisite for HTTP/2 and many new web platform APIs. Learn more about HTTPS.
Szwzxjy.com Mobile Accessibility: 74/100
Quick overview:
Best practices
These items highlight common accessibility best practices.
`[user-scalable="no"]` is used in the `<meta name="viewport">` element or the `[maximum-scale]` attribute is less than 5.
Disabling zooming is problematic for users with low vision who rely on screen magnification to properly see the contents of a web page. Learn more about the viewport meta tag.
Navigation
These are opportunities to improve keyboard navigation in your application.
Heading elements are not in a sequentially-descending order
Properly ordered headings that do not skip levels convey the semantic structure of the page, making it easier to navigate and understand when using assistive technologies. Learn more about heading order.
Contrast
These are opportunities to improve the legibility of your content.
Background and foreground colors do not have a sufficient contrast ratio.
Low-contrast text is difficult or impossible for many users to read. Learn how to provide sufficient color contrast.
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