Privacy Policy

Last Updated: January 29, 2026

This Privacy Statement describes the practices of Wu Huaan ("we," "us," or "our") regarding the collection and management of your personal information when you interact with our iOS mobile application, MahjingKING . Our primary objective in processing your data is to deliver a premium gaming experience and continuously refine our product offerings.

1. Information Acquisition and Methods

We gather and process your data through multiple channels, ensuring that your privacy remains protected throughout your engagement with our services. The specific categories of data we collect are outlined below:

1.1 Data Categories

By accessing MahjingKING , we may record the following types of information:

System Activity Logs: Including your IP address, timestamps of access, and the specific hardware model used.

Device Characteristics: Manufacturer details, operating system version (iOS), local time zone settings, and preferred language.

Digital Identifiers: Unique identifiers assigned to your device for service and advertising purposes, such as IDFA, Google Ads/Device IDs, Game Center ID, and Google Play account credentials.

Gameplay Metrics: Progress records, high scores, earned achievements, and logs of social interactions within the game environment.

Transactional Data: History of in-game purchases, virtual asset acquisition, and individual user preferences.

1.2 Third-Party Integrations

Should you choose to authenticate your account via external platforms like Apple Game Center, we receive specific profile details (such as your nickname and avatar) based on the permissions you grant through that platform’s authorization flow.

For details on how these third parties handle your information, please consult their respective policies:

Apple Game Center: https://www.apple.com/legal/internet-services/itunes/gamecenter/

By using third-party login features, you confirm that your usage aligns with their current terms and that you meet the legal age requirements mandated by your local jurisdiction.

2. Objectives and Legal Basis for Processing

We utilize your data for the following specific purposes, anchored in the legal frameworks defined below:

Service Delivery & Support: To manage orders, resolve technical inquiries, and provide essential game updates or privacy alerts.

Legal Basis: GDPR Article 6(1)(b). This processing is essential for the execution of our service agreement with you and for maintaining the operational integrity of the game.

Experience Enhancement: To tailor game content to your preferences and analyze usage patterns to drive software improvements and marketing efficacy.

Legal Basis: GDPR Article 6(1)(f). We rely on our legitimate interest in optimizing user engagement and providing a high-quality, personalized service.

Targeted Advertising: To present relevant promotional content to users who have opted into sharing advertising identifiers with our marketing partners.

Legal Basis: GDPR Article 6(1)(f). This is based on our legitimate interest in delivering curated advertisements that match your interests.

3. Data Retention Standards

Your personal data is stored only for as long as necessary to facilitate gameplay, satisfy legal mandates, or resolve potential disputes. We may maintain archived records for a reasonable duration to uphold our terms of service, ensure platform security, or comply with technical requirements.

Analytical data (Usage Data) is typically kept for shorter intervals unless it is required to bolster security protocols or if we are legally obligated to retain it for longer periods.

4. Information Disclosure and Third Parties

Under the provisions of GDPR Articles 6(1)(b), (c), and (f), we may share gathered information with selected third parties in the following scenarios:

Corporate Transitions: During business transfers, mergers, or asset sales.

Legal Compliance: When required by law enforcement or to protect the safety and rights of our company and community.

Social Features: Displaying your username or scores on public leaderboards or within community events.

4.1 Advertising Partners

Upon your consent, we share device IDs with the following networks to facilitate personalized ads:

Applovin / AdColony / Amazon Publisher Services / Meta (Facebook) / Google (AdMob) / Unity / IronSource / Vungle / Fyber / InMobi.

(Please refer to their individual privacy portals for data handling specifics.)

4.2 Data Processors

We collaborate with specialized service providers to assist with internal operations:

Analytics & Backend: Firebase (Google), Adjust.

5. Protection of Minors

MahjingKING is not intended for children under the age of 13. We do not intentionally harvest data from minors. If we become aware that a child under 13 has provided us with personal information, we will purge that data from our systems immediately. Parents who believe their child has shared information with us should contact us at wuhuaan2074@outlook.com.

6. Security Protocols

We employ industry-standard safeguards to protect your personal information. However, please be advised that no digital storage or internet transmission method is 100% immune to risk; therefore, we cannot provide a guarantee of absolute security.

7. Direct Communication (Push Notifications)

With your prior approval, we may send alerts regarding game events, promotions, or system updates to your device. You maintain full control over these messages and can opt-out at any time through your iOS device’s notification settings.

8. User Rights and Global Compliance

8.1 European Economic Area (EEA) Residents

In accordance with the GDPR, you are entitled to the following rights, which we will address within 30 days (extensible to 90 days for complex requests):

Access: Request a summary and copy of your processed data (per Art. 15).

Objection: Dispute data processing based on legitimate interests or direct marketing (per Art. 21).

Correction: Amend inaccurate or incomplete records (per Art. 16).

Restriction: Limit how we process your data under specific conditions (per Art. 18).

Withdrawal: Revoke consent for data processing at any time (per Art. 7).

Portability: Request your data in a machine-readable format for transfer to other services (per Art. 20).

8.2 California Residents

Under the CCPA, California users possess specific protections:

Disclosure & Transparency: You have the right to know the categories of data collected over the past 12 months. This policy is updated annually to reflect current practices.

Access Rights: You may request a free report of your personal information up to twice per year.

Deletion Rights: You can request the removal of your data, subject to legal exceptions (such as security audits or legal compliance).

Opt-Out: You have the right to direct businesses to stop the sale of your personal information.

Response Time: We aim to fulfill CCPA requests within 45 days, with a maximum extension to 90 days if necessary.

9. Data Erasure Requests

If you wish to have your personal records permanently deleted from our database, please submit a formal request via email.

Request Address: wuhuaan2074@outlook.com

10. Contact Information

For inquiries, clarifications, or to exercise your privacy rights, please reach out to our data privacy team:

Email: wuhuaan2074@outlook.com