Privacy Policy Thank you very much for your trust in us! We are well aware of the importance of personal information to you, and we also understand that providing effective protection for your personal information is the cornerstone of our business's healthy and sustainable development. Thank you for your use and trust in our products and services! We are well aware that this trust is not easy to obtain. We adhere to the principles of openness and transparency, and express to you our rules for processing your personal information. We use legal and legitimate methods and clear and reasonable purposes to process your personal information. We will take corresponding security measures in accordance with mature industry security standards to protect your personal information, making this trust even stronger.

We hope to explain to you through this Personal Information Protection Policy (hereinafter referred to as "this Policy") how we handle your personal information and information of smart hardware devices, as well as your rights and implementation methods, when using this product and controlling this product through the Cloud Zhilian APP. To comply with applicable laws, including local data protection laws such as the EU's Comprehensive Data Protection Regulation, we will seek your explicit consent for the processing of specific categories of personal data. In addition, we promise to comply with applicable laws (including data protection laws in your location) to protect the privacy, confidentiality, and security of your personal information. Please carefully read and understand this policy before using the product, and only use our product after confirming full understanding and agreement. Once you start using this product, it means that you fully understand and agree to this policy, and agree that we will process your relevant information in accordance with this policy. If you have any questions, opinions or suggestions regarding the content of this policy, you can contact us through the various contact methods provided in this policy. This policy will help you understand the following content: 1、 How do we collect and use your personal information 2、 How do we store your personal information 3、 How do we share, transfer, and publicly disclose your personal information 4、 How do we protect your personal information 5、 Your right to manage personal information 6、 Personal information protection for minors 7、 Scope of application of personal information protection policies 8、 Changes and revisions to personal information protection policies 9、 How to contact us 10、 Effectiveness of Personal Information Protection Policy

1、 How do we collect and use your personal information We will collect and use your personal information, including your sensitive information, in accordance with this policy. The purpose and purpose of collecting and using this sensitive information are detailed in the functional description section below. Once personal sensitive information is leaked, illegally provided or abused, it may endanger personal and property safety, and can easily lead to damage to personal reputation, physical and mental health, or discriminatory treatment. Therefore, we will adopt compliant technology to encrypt the transmission and storage of sensitive information that you have explicitly agreed to and voluntarily provided, to protect the security of your personal information.

We will not indirectly obtain personal information about you through other channels such as sharing, transferring, or collecting public information. If there is a need to indirectly obtain your personal information through other channels in the future, we will only obtain the minimum amount of information necessary to achieve the business functions of the product or service, and we will clearly inform you and seek your explicit consent before collecting and using it. At the same time, we will ensure the legality of the information source before collecting information, understand the scope of authorization and consent obtained by the personal information provider for the processing of personal information, including the purpose of use, authorization and consent for transfer, sharing, public disclosure, etc. If our business requires personal information processing activities that exceed the scope of this authorization, we will obtain your explicit consent within a reasonable period after obtaining personal information or before processing personal information.

（5） Exceptions to obtaining authorized consent According to relevant laws, regulations, national standards, and industry guidelines, processing your personal information does not require your authorized consent in the following situations:

1. Related to national security and national defense security;
2. Related to public safety, public health, and major public interests;
3. Related to criminal investigation, prosecution, trial, and enforcement of judgments;
4. In order to protect the significant legitimate rights and interests of personal information subjects or other individuals, but it is difficult to obtain your consent;
5. The personal information collected is legally or voluntarily disclosed by you;
6. Collecting personal information from legally disclosed information, such as legitimate news reports, government information disclosure, and other channels;
7. Necessary for signing and performing the contract according to your requirements;
8. Necessary for maintaining the safe and stable operation of the provided products or services, such as discovering and dealing with faults in the products or services;
9. Necessary for legitimate news reporting;
10. Academic research institutions conducting statistical or academic research based on the public interest are necessary, and when providing academic research or descriptive results to the public, they deidentify the personal information contained in the results;
11. Other situations stipulated by laws and regulations. 2、 How do we store your personal information The personal information we collect and generate within the territory of the People's Republic of China will be stored within the territory of the People's Republic of China and will not involve cross-border transmission. In the future, if your relevant personal information needs to be transmitted to overseas institutions for cross-border data processing, we will comply with laws, administrative regulations, and relevant regulatory authorities, and seek your consent and permission again before conducting data transmission. At the same time, we ensure that we will provide detailed information on the location, purpose, and recipient of data transmission in this policy or through separate prompts such as pop ups, phone calls, or email notifications, so that you can always understand the storage location of personal information. At the same time, we will adopt corresponding encryption, anonymization and other technologies to ensure that your personal information is adequately protected during transmission.

We only store your personal information within the minimum period required by this policy and the time limit required by laws and regulations. If we cease to operate this product or service, we will promptly cease collecting your personal information, notify you of the cessation of operation in the form of individual deliveries or announcements, and delete or anonymize the personal information we store. （3） Disclosure We will only publicly disclose your personal information in the following circumstances:

1. We have obtained your explicit consent.