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Privacy Policy

Last Updated: March 31, 2026

1. Introduction

Yang & Nian GmbH ("we," "our," or "us") operates the Asia Number One mobile application (the "App"). This Privacy Policy explains how we collect, use, disclose, and safeguard your information when you use our App.

We are committed to protecting your privacy and complying with the Swiss Federal Act on Data Protection (FADP) and the European Union's General Data Protection Regulation (GDPR).

2. Data Controller

Yang & Nian GmbH
Untereichli 34
CH-6405 Immensee
Switzerland
UID: CHE-454.879.287
Email: ebikon@asianumberone.ch
Phone: +41 41 440 04 72

3. Information We Collect

3.1 Personal Information

When you register for an account or place an order, we collect:

  • Name: Your full name for account identification and order processing
  • Email Address: For account verification, order confirmations, and communications
  • Phone Number: For order updates and delivery coordination
  • Physical Address: For delivery purposes and order fulfillment
  • Password: Encrypted and stored securely for account access

3.2 Order Information

  • Order history and details
  • Product preferences
  • Special dietary requirements or instructions
  • Favorite items

3.3 Payment Information

Payment processing is handled by Stripe, Inc. We do not store your complete credit card information. We support various payment methods including credit/debit cards, Apple Pay, Google Pay, and Twint. Stripe collects and processes:

  • Credit/debit card numbers
  • Card expiration dates
  • CVV codes
  • Billing addresses
  • Digital wallet information (Apple Pay, Google Pay, Twint)

For more information, please review Stripe's Privacy Policy.

3.4 Technical Information

  • Device information (model, operating system)
  • IP address
  • App usage data and analytics
  • Location data (only when you use location-based features)

3.5 Firebase Services

We use Google Firebase for authentication, database, and analytics. Firebase may collect:

  • Device identifiers
  • App usage statistics
  • Crash reports

For more information, see Firebase Privacy Policy.

4. How We Use Your Information

We use the collected information for:

  • Order Processing: To process and fulfill your food orders
  • Account Management: To create and manage your account
  • Communication: To send order confirmations, updates, and customer support
  • Commercial Communication: To send promotional offers, newsletters, and marketing communications (with your consent)
  • Payment Processing: To process payments securely through Stripe
  • Service Improvement: To analyze usage patterns and improve our App
  • Legal Compliance: To comply with legal obligations and tax requirements
  • Security: To detect and prevent fraud and unauthorized access

5. Data Sharing and Disclosure

We do not sell or share your personal data with third parties for marketing purposes.

We may share your information with:

  • Service Providers:
    • Google Firebase (authentication, database, hosting)
    • Stripe (payment processing)
  • Legal Requirements: When required by law, court order, or government regulation
  • Business Transfers: In the event of a merger, acquisition, or sale of assets

6. Data Retention

We retain your personal data for as long as necessary to fulfill the purposes outlined in this Privacy Policy, unless a longer retention period is required by law.

  • Account Data: Retained while your account is active and for 3 years after account closure
  • Order History: Retained for 10 years for tax and accounting purposes (Swiss legal requirement)
  • Payment Data: Processed and stored by Stripe (including Apple Pay, Google Pay, and Twint transactions) according to their retention policies
  • Analytics Data: Anonymized and retained for 26 months

You may request deletion of your data at any time, subject to legal retention requirements.

7. Your Rights (GDPR & Swiss FADP)

You have the following rights regarding your personal data:

  • Right to Access: Request a copy of your personal data
  • Right to Rectification: Correct inaccurate or incomplete data
  • Right to Erasure: Request deletion of your data (subject to legal requirements)
  • Right to Restriction: Limit how we process your data
  • Right to Data Portability: Receive your data in a structured, machine-readable format
  • Right to Object: Object to processing of your data
  • Right to Withdraw Consent: Withdraw consent at any time

To exercise these rights, contact us at ebikon@asianumberone.ch.

8. Data Security

We implement appropriate technical and organizational measures to protect your data:

  • Encryption of data in transit (HTTPS/TLS)
  • Encryption of data at rest (Firebase Firestore)
  • Secure authentication (Firebase Authentication)
  • Regular security audits
  • Access controls and authentication

However, no method of transmission over the Internet is 100% secure. We cannot guarantee absolute security.

9. Cookies and Tracking Technologies

Our App uses cookies and similar technologies for:

  • Authentication and session management
  • Analytics and performance monitoring
  • User preferences and settings

For more details, see our Cookie Policy.

10. Children's Privacy

Our App is not intended for children under 16 years of age. We do not knowingly collect personal information from children under 16. If you believe we have collected information from a child under 16, please contact us immediately.

11. International Data Transfers

Your data is primarily processed and stored within the European Union. We use Firebase (Google Cloud) and Stripe services configured to use EU-based servers. However, some data may be transferred to and processed in countries outside Switzerland for specific operational purposes. We ensure appropriate safeguards are in place through:

  • Standard Contractual Clauses (SCCs)
  • Privacy Shield certification (where applicable)
  • Service providers' compliance with GDPR
  • EU-based data centers for primary data storage

12. Changes to This Privacy Policy

We may update this Privacy Policy from time to time. We will notify you of any changes by:

  • Posting the new Privacy Policy on this page
  • Updating the "Last Updated" date
  • Sending you an email notification (for material changes)

13. Contact Us

If you have questions or concerns about this Privacy Policy or our data practices, please contact us:

Yang & Nian GmbH
Untereichli 34
CH-6405 Immensee
Switzerland
Email: ebikon@asianumberone.ch
Phone: +41 41 440 04 72

14. Supervisory Authority

If you believe we have not addressed your concerns adequately, you have the right to lodge a complaint with the Swiss Federal Data Protection and Information Commissioner (FDPIC):

FDPIC
Feldeggweg 1
CH-3003 Bern
Switzerland
Website: www.edoeb.admin.ch

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