Privacy Policy

1. Notification Terms

Chengdu YaJun New Energy Technology Co., Ltd. (hereinafter referred to as "YaJun") is acutely aware of the importance of user information security, and your trust is very important to us. Therefore, in accordance with legal and regulatory requirements, we will take security protection measures to ensure the safety and control of your user information. In light of this, YaJun has formulated this "Privacy Policy" (hereinafter referred to as "this Policy") and reminds you: Before using YaJun's various services, please read and thoroughly understand this Policy, and only use the related products and services after confirming full understanding and agreement. Once you start using YaJun's services, it will be regarded as acceptance and approval of the contents of this Policy. When you use YaJun's products, services, or interact with us, we may collect your personal information. Depending on the products and services you use and your interactions with us, the specific types of data collected will also vary. You are not required to provide personal information to YaJun, but in some cases, if you choose not to provide it, YaJun may not be able to offer you related products or services, nor respond to or resolve problems you encounter. YaJun will only collect and use your personal information for the purposes described in this statement.

2. Scope of Application

We consider your personal privacy very important and highly value your privacy rights. This Policy explains how we collect, receive, use, store, share, transfer, and process your information, as well as your rights to decide how we handle the information collected or held about you in the following situations: You access or use (a) our online services and web resources, including [rajaev.com]; (b) our cloud-based Internet of Things (IoT) platform. The website, IoT platform, and any services we provide related to one or more of the above businesses are collectively referred to as "Services."

In the course of using our services, you may receive content or web links provided by third parties (hereinafter referred to as "Third Parties"). YaJun has no control over such third parties, and you may choose whether to access third-party provided links, content, products, and services. YaJun cannot control the privacy and data protection policies of third parties, and such third parties are not subject to the constraints of this Policy. Before submitting personal information to third parties, please refer to these third parties' privacy policies.

3. Privacy Policy Content

The purpose of formulating this policy for our products and services is to help you understand the following aspects:

1.       How this service collects and uses your personal data

2.       How this service uses cookies and similar technologies

3.       Device permission calls

4.       How this service discloses your personal data

5.       How to access or modify your personal data

6.       How to protect and retain your personal data

7.       Third-party SDKs

8.       How this policy is updated

9.       How to contact YaJun

3.1. How YaJun Collects and Uses Your Personal Data

In this policy, personal data refers to information that can identify an individual when used alone or in combination with other information.

You may need to provide your personal data when using our services. In some cases, you may choose not to provide your personal data to our service, but if you choose not to provide it, our service may not be able to offer you related products or services, nor respond to or resolve any issues you may encounter.

We may collect the following personal information:

3.1.1 Information You Voluntarily Provide to Us

Account registration information: When you register an account, we will ask you to provide corresponding personal information, including your name, nickname, account, password, email, contact phone number, etc. During your interaction with our products, we may further collect your country code, language preference, etc.

Personal contact information: When you contact us, provide feedback, suggestions, inquiries, participate in our online and offline events, subscribe to marketing materials, etc., you may leave your contact information, including your name, company name, position email, phone number, etc.

3.1.2 Information Collected During Your Interaction with Us or Use of Our Products and Services

Basic information and operational information of smart devices and energy storage systems: When you use smart devices connected to our products or services, we may collect basic information about the smart devices, such as device name, device ID, online status, firmware version, upgrade information, as well as the operational status and fault information of the energy storage system, inverter, photovoltaics, load, etc. Depending on the smart devices you choose to connect with our products or services, we may collect information reported by your smart devices.

Interaction record information: This type of information will be directly submitted to us when you use our website, products, or services, and interact with us. For example, information requests you provide to us, including the query information you enter or the questions or information you provide for customer support.

Log information: When you use YaJun's products and services, YaJun automatically collects and stores necessary log information, such as the time of each service access, visited page paths, client IP address, event information (e.g., errors, crashes, restarts, upgrades), etc.

3.1.3 Purposes for Which the Aforementioned Personal Data May Be Used:

(a) When you use the registration function, you will need to enter a mobile number, email address, username, and password to create an account.

(b) When you use the forget password function, you will need to provide the mobile number or email address you registered with to verify your identity.

(c) When providing energy data and profit data functions, our service will collect the operational status of your energy storage system, historical electricity usage information, historical power generation information, and other basic information to provide you with intelligent control strategies and improve the overall profit of the equipment; you may also choose to disable real-time data reporting through the "Account Security > Disable Data Reporting" feature, but subsequent energy optimization recommendations and after-sales online diagnostic services will not be available.

(d) When providing system security analysis and early warning processing functions, our service will collect the operational status of your energy storage system (such as inverter input/output power, current, temperature, etc.), fault information, subsystem-level data (such as electronic tags of devices, device status, etc.), cluster-level data (such as cluster current, cluster voltage, highest and lowest cell temperatures, etc.), module-level data (such as module voltage, module current, etc.), cell-level data (such as cell voltage, cell current, etc.), and basic information about the battery modules (such as battery type, rated capacity, cell manufacturer, etc.) to identify potential safety issues of the equipment. Information on identified safety issues will be transmitted to your device to trigger its own safety protection mechanisms.

(e) When using the device installation function or online support function, you may need to enter photos of the device. You can decide whether to enter photos, which are used to help assess the safety of the device. The photos you enter should not contain personal information or infringe on others' legal rights.

(f) When you log in, the RaJa E-Home APP will record your UUID, account login logs, and operation logs through our service, with the UUID used to maintain persistent user login. The logs include the username and the IP address from which access was initiated, for auditing and troubleshooting purposes.

Our service may also collect and use non-identifiable data. Non-identifiable data refers to data that cannot be used to identify individuals. For example, our service may collect aggregated statistical data, such as website traffic. The purpose of collecting this data is to understand how users use our website, products, and services. This enables us to improve our services and better meet customer needs. Our service may decide to collect, use, process, transfer, or disclose non-identifiable data for other purposes at its discretion. Our service will endeavor to isolate your personal data from non-identifiable data and use these two types of data separately. If personal data is mixed with non-identifiable data, it will still be treated as personal data.

When processing your personal data, our service will comply with applicable laws and process it based on an appropriate legal basis.

3.2. How This Service Uses Cookies and Similar Technologies

3.2.1. Cookie

To ensure the proper functioning of our website, this service may store small data files called cookies on your computer or mobile device. Cookies are plain text files stored on your computer or mobile device by a web server. The contents of a cookie can only be retrieved or read by the server that created it. Each cookie is unique to your web browser or mobile application. Cookies usually contain identifiers, the site name, and some numbers and characters. With cookies, websites can store data such as user preferences or items in a shopping cart.

The purpose of enabling cookies in this service is the same as most websites or internet service providers - to enhance user experience. With cookies, websites can remember a user's single visit (using session cookies) or multiple visits (using permanent cookies). With cookies, websites can save settings, such as the language of your computer or mobile device, font size, and other browsing preferences. This means that users do not have to reconfigure their preferences every time they visit. If a website does not use cookies, it will treat you as a new visitor every time you open a page. For example, if you log into a website and then move to another page, the site will not recognize you, and you will be logged out again. This service will not use cookies for any purposes other than those described in this policy. You can manage or delete cookies according to your preferences.

3.2.2. Web Beacons and Pixel Tags

In addition to cookies, this service also uses other similar technologies on its website, such as web beacons and pixel tags. For example, the emails sent to you by this service may contain click-through URLs that link to content on this service's website. If you click on these links, this service will track the click to help understand your product and service preferences and improve customer service. Web beacons are typically transparent images embedded into websites or emails. With pixel tags in emails, this service can tell if an email has been opened. If you do not wish your activity to be tracked in this manner, you can unsubscribe from this service's mailing list at any time.

Your use of this service's website indicates your agreement to the use of cookies, web beacons, and pixel tags as described above.

3.3. Device Permissions Call

If you use the RaJa E-Home APP, it involves the following permissions:

Camera and Album Permissions: When you use the "Device Installation" feature, you can choose to enable this permission to enter device photos. When using the "Online Support" feature, you can choose to enable this permission to upload attachments when providing feedback. When using the "Personal Information" feature, you can choose to enable this permission to upload user avatars. If you do not need such services, you can disable this permission at any time, which will not affect the use of other services.

Location Permission: When you use the "Device Installation," "Device Management," and "Disaster Monitoring" features, you can choose to enable this permission. The system automatically matches geographic information based on your region to facilitate quick setup. If you do not need such services, you can disable this permission at any time, which will not affect the use of other services.

Notification Permission: When you use features related to "Push Notifications," you can choose to enable this permission so that we can obtain device identifiers for sending messages. If you do not need such services, you can disable this permission at any time, which will not affect the use of other services.

Storage Permission: When you use the "Share" feature, you can choose to enable this permission to write or read files such as shared images. If you do not need such services, you can disable this permission at any time, which will not affect the use of other services.

Nearby Device Permission/Bluetooth Permission: When you use the "Bluetooth" connection feature, you can choose to enable this permission to log in to devices via Bluetooth. If you do not need such services, you can disable this permission at any time, which will not affect the use of other services.

Local Network Device Permission: When you use the WLAN connection feature, you can choose to enable this permission to log in to devices via WLAN. If you do not need such services, you can disable this permission at any time, which will not affect the use of other services.

You can manage the permissions of this app/service at any time by visiting the system "Settings".

3.4. How Your Personal Data Is Disclosed

In cases where applicable laws require or in response to legal proceedings, your personal data may be disclosed to relevant law enforcement agencies or other government authorities. In some jurisdictions, your data may also be disclosed when there is a reasonable need, such as for contract enforcement and when the service deems it necessary to disclose in order to prevent physical harm or property loss, or to investigate possible or actual illegal activities, and the disclosure is appropriate.

3.5. How to Access or Modify Your Personal Data

You should ensure that all personal data you submit is accurate and correct. This service will strive to maintain the accuracy and completeness of personal data and update this information in a timely manner.

You can log in to the website or App of this service and view and modify your personal data in the personal information section.

If you wish to deactivate your account, on the RaJa E-Home APP, you can go to “Account Security” > “Deactivate Account”, agree to the user account deactivation terms, and, after identity verification, you can deactivate your account on the App. Account deactivation is an irreversible operation, please proceed with caution.

3.6. How Your Personal Data Is Protected and Retained

our personal data will be stored on servers located in Europe (Germany). For the personal data you submit, this service will immediately delete user personal data upon receipt of the account deactivation request.

This service takes the security of personal data seriously. It adopts appropriate physical, administrative, and technical measures to protect your personal data from unauthorized access, disclosure, use, alteration, damage, or loss. For example, the service will use encryption technology to ensure the confidentiality of data; it will use protective mechanisms to prevent data from malicious attacks; it will deploy access control mechanisms to ensure that only authorized personnel can access personal data. This service will do its utmost to protect your personal data, but please note that no security measures can be infallible.

You must take good care of your username, password, and other identity elements. When using this service, it will identify you through your username, password, and other identity elements. If you disclose the aforementioned information, you may suffer losses and it may have adverse effects on you. If you find that your username, password, and/or other identity elements may have been or have been disclosed, please take timely measures such as changing your password to avoid or reduce related losses.

3.7. Third-Party SDK

To provide you with certain functions/services, such as device location, disaster monitoring, etc., we have integrated Software Development Kits (SDKs) or other similar applications from our partners. We conduct strict security checks on the SDKs or similar applications and require our partners to take stringent measures to protect your personal data. When new service requirements arise or business functions change, we may adjust the third-party SDKs we access and will promptly disclose the latest situation of accessing third-party SDKs in this statement. Please note that due to version upgrades, policy adjustments, and other reasons, the types of data collected by third-party SDKs may change. Refer to their officially published explanations for accurate information. Currently, the third-party SDKs accessed by this application are as follows:

3.8. Policy Updates

This service reserves the right to update or modify this policy from time to time. If there are changes to this service's privacy policy, the latest version of the privacy policy will be posted here. After the update, the "Last Updated Date" below will be modified.

3.9. How to contact YaJun

We have appointed a personal information protection officer. If you need to exercise your privacy rights, wish to lodge a complaint about privacy issues to our data protection officer, or need to consult our data protection officer about general privacy protection matters, you can contact us at [rajaev@outlook.com]. We will process your request within the time required by laws and regulations.

If you are not satisfied with our response, especially if our handling of personal information infringes upon your legal rights, you can also seek resolution through external channels such as filing a lawsuit with a competent people's court, lodging a complaint with industry self-regulatory associations or relevant government management bodies. You can also inquire with us about the applicable complaint channels.

Last updated: January 2024