You enter and use the website of Beijing Changkun Technology Ltd (CKTECH), which means that you agree to the following conditions. If you do not agree to the following conditions, you will not be allowed to use this website.

The content of the web page of Beijing Changkun Technology Ltd is protected by copyright law and other laws in People's Republic of China and other countries. You can browse, copy, print and distribute the content of this page for personal purposes only for non-commercial purposes, but must maintain the integrity of all copyrights and other proprietary signs. The content copy of this web page must include CKTECH's copyright. When you are using a personal or the third party article or document on our website, please comply with the statements in these documents or articles.

CKTECH does not guarantee that its web page will not be interrupted or without errors. The content of this web page is provided on the basis of the current situation. CKTECH does not make any express or implied warranties to the contents of this website, including, but not limited to, the warranties of applicability and / or non-infringement of business and of a particular purpose or use. CKTECH shall not be liable for any direct, indirect, incidental, special or consequential loss, loss of profit, even if it has been told that a similar loss may occur.

CKTECH provides a number of third party website hyperlinks or pointers. Provide any links to these third party sites just to provide you with convenience and information. The content of any web site is not under our control; if you decide to visit these sites, it is entirely up to you to take risks and responsibilities. The fact that we provide links to third party sites neither mean that we endorse, authorize or sponsor any of these sites, nor does it mean that we have a relationship with these third parties.

CKTECH has the right to change the contents of this website at any time without notice to you. CKTECH may also make changes or changes to the product, service, or plan of the site at any time without notice.

CKTECH does not want you to send us any confidential or proprietary information through the website, you should not do so. For the information described in CKTECH's privacy protection policy, you are granted the right to use this information in accordance with the policy. In the case of any material or information sent to CKTECH, you are entitled to an unrestricted and irrevocable license to use, reproduce, display, execute, modify, transmit and distribute these materials or information. You also agree that CKTECH is free to use any of your ideas, concepts, techniques or techniques for any purpose.