Privacy and Cookie Policy

Tetrahedron Technology Co., Ltd. ( respects your privacy. The purpose of this "Privacy Policy" is to inform you that our collection, processing, and use of personal data are in compliance with the Personal Data Protection Law and other relevant privacy regulations. In order to allow you to use the various services and information of this website with peace of mind, we hereby explain to you the privacy protection policy of this website to protect your rights. Please read the following carefully:

1. The scope of application of the privacy protection policy

The content of the privacy protection policy, including how this website handles the personal identification data collected when you use the services of this website. The privacy protection policy does not apply to related linked websites other than this website, nor does it apply to persons who are not entrusted or participated in the management of this website.

2. How to collect and use data

In order to provide you with the best interactive services on this website, you may be asked to provide relevant personal information, the scope of which is as follows:

When you visit this website or use the functional services provided by this website, we will consider the nature of the service function, ask you to provide the necessary personal data, and process and use your personal data within the scope of the specific purpose; Written consent, this website will never use personal data for other purposes.

When you use the interactive functions of "Contact Us, Member Registration, Email Contact..., etc." on this website, you will retain your name, email address, phone number... and other contact information and usage time.

During normal browsing, the server will record relevant actions on its own, including the IP address of the connected device, time of use, browser used, browsing and click data records, etc., as a reference basis for us to improve our website services. This record is an internal application and will never be released to the public.

Unless you have obtained your consent, responded to your inquiries or other special provisions of laws and regulations, this website will never disclose your personal data to third parties or use it for other purposes other than the above-mentioned data collection purposes.

In response to your inquiries and within the scope of reasonable customer service, your personal information may be transferred to a third party such as our company's service partners or distributors to directly contact you.

3. Data protection

The website hosts are equipped with various information security equipment such as firewalls, anti-virus systems and necessary security protection measures to protect the website and your personal data. This website adopts strict protection measures. Only authorized personnel can access your personal data. The relevant processing personnel have signed a confidentiality agreement. If there is a violation, it will be punished by relevant laws.

If the relevant units of this website are entrusted to provide services due to business needs, this website will also strictly require relevant personnel to comply with confidentiality obligations and take necessary inspection procedures to ensure compliance.

4. External links on the website

If other website links are provided on the web content of this website, you can also click to enter other websites through that link. However, this website does not apply to the privacy protection policy of this website. You must refer to the privacy protection policy in the linked website.

5. Policy on sharing personal data with third parties

This website will never provide, exchange, rent or sell any of your personal information to other individuals, groups, private companies or public agencies, but those with legal basis or contractual obligations are not limited to this. The circumstances of the proviso in the preceding paragraph include but are not limited to:

With your written consent.

The law expressly stipulates.

To avoid danger to your life, body, freedom or property.

Cooperation with public agencies or academic research institutions is necessary for statistical or academic research based on public interest, and the way the data is processed or disclosed cannot identify specific parties.

When your behavior on the website violates the terms of service or may damage or hinder the rights of the website and other users or cause damage to anyone, the website management unit judges that the disclosure of your personal information is necessary to identify, contact or take legal action. By.

Conducive to your rights.

When this website entrusts a manufacturer to assist in the collection, processing or use of your personal data, it will perform its duty of supervision and management to the outsourced manufacturer or individual.

6. Use of Cookies

In order to provide you with the best service, this website will place and access our cookies on your computer. If you do not want to accept the writing of cookies, you can set the privacy level in the browser function item you are using as If high, the writing of cookies can be rejected, but some functions of the website may not be executed normally.

7. Amendment of privacy protection policy

The privacy protection policy of this website will be revised at any time in response to needs, and the revised terms will be published on the website.

8. Data access and deletion

Members can check the name and e-mail information authorized by the member account in the member center of this website at any time, and only as the content of the member and order information of this website.

In accordance with my request, this website can request deletion or cessation of the use of the personal data through the Website "Contact Us" ore-mail (

Cookie policy

What is a cookie?

Cookies are small files that store Internet settings. Almost every website uses cookie technology. When you visit a website for the first time, cookies are downloaded via your browser. When you visit the website next time using the same device, the cookie information will be sent back to let the website know that the browser is visiting again.

Some cookies are very useful because they can improve your user experience when you return to the site. Cookies will remember your preferences, know how you use the site and automatically adjust the displayed content to match your personal interests and needs. More relevant.

Your cookie settings on this website

The use of cookies on this website does not require your consent. Cookies are "absolutely necessary". Without these features, you will not be able to use this website. These cookies are only used by this site, so they are called first-party cookies. When you browse the website, they will only be saved on your browsing device. You cannot disable absolutely necessary cookies using the functions of this website, and using absolutely necessary cookies does not require your consent.

Classification of Cookies:

According to the function of cookies and the purpose of using cookies, there are four types of cookies: absolutely necessary cookies, performance cookies, functional cookies and marketing cookies.

Strictly necessary cookies:
This is essential in order for you to be able to browse the website and use its functions. Without these cookies, certain services cannot be provided.

Performance Cookies:
Collect information about website usage-for example, which webpage visitors open most often, and error messages for certain webpages. These cookies do not store information that can identify users, and the information collected is aggregated and anonymous. These cookies are specifically used to improve the performance of the website to provide a better user experience.

Functional Cookies:
The website saves the information you have entered (such as username, language selection, and your location) so that it can provide you with improved and more personalized features. These cookies collect anonymous information and cannot track your actions on other websites.

Marketing Cookies
They will remember whether you have visited this website, which is used to deliver advertisements related to your interests and communicate commercial information with you.

Your cookie settings on this website:

You can completely disable cookies in your browser at any time. It is important to note that if you change your settings and block certain cookies, you will not be able to take full advantage of some features of this website.