Who We Are
Cal Digital Group is a digital technology company based in Kolkata, West Bengal, India. We build and operate WhatsApp-based customer engagement bots for small and medium businesses including medical clinics, diagnostic centers, and service businesses.
We operate as a registered Tech Provider on the Meta WhatsApp Business Platform, providing automated messaging solutions to our clients on their behalf.
Contact email: info@caldigitalgroup.com
Website: caldigitalgroup.com
Location: 38/897, Jagatpur Charaktala, 2nd Floor, North 24 Parganas, Pin-700159, Ward-23, Kolkata, West Bengal, India
Data We Collect
We collect the following types of information depending on how you interact with our services:
| Data Type | What It Includes | Source |
|---|---|---|
| Phone Number | WhatsApp phone number of users who message our clients' bots | WhatsApp Business Platform |
| Message Content | Text messages, button selections, and responses sent by users | WhatsApp Business Platform |
| Appointment Data | Name, age, preferred doctor, date and time slot provided during booking | User input via WhatsApp bot |
| Session Data | Conversation context stored temporarily to maintain chat continuity | Generated during interaction |
| Business Data | Client business names, phone numbers, and WhatsApp Business Account details | Our business clients |
| Website Data | IP address, browser type, pages visited on our website | Website cookies and analytics |
How We Use Data
We use the data we collect for the following purposes:
- To route incoming WhatsApp messages to the correct client business bot
- To generate automated responses to customer enquiries using our AI system
- To process and confirm appointment bookings on behalf of our clients
- To send appointment reminder messages to patients where applicable
- To maintain conversation context during an active chat session
- To notify client business staff of customer requests requiring human attention
- To improve and maintain the performance of our bot system
- To comply with legal obligations and Meta's platform policies
We do not use personal data for advertising, profiling, or any purpose beyond operating and improving the bot service described above.
WhatsApp Platform Data
Our services operate on the Meta WhatsApp Business Platform. When end users interact with our clients' WhatsApp bots, their messages and phone numbers are received by us via Meta's Cloud API.
By interacting with a WhatsApp bot powered by Cal Digital Group, end users acknowledge that their messages are processed by our systems on behalf of the business they are contacting. Users should also review Meta's Privacy Policy at whatsapp.com/legal/privacy-policy.
Each client business's customer data is kept separate and is only used to operate that specific client's bot. We do not combine or cross-reference data between different client businesses.
Data Sharing
We do not sell or share personal data with third parties for their own purposes. Data may be shared only in the following limited circumstances:
| Recipient | Purpose | Basis |
|---|---|---|
| Client Businesses | Appointment details and support requests shared with the relevant client | Service delivery |
| OpenAI | Message content processed by OpenAI's API to generate intelligent responses | Service delivery |
| Meta Platforms | Messages transmitted via Meta's WhatsApp Business Platform infrastructure | Platform requirement |
| Hetzner (Hosting) | Data stored on secured cloud servers | Infrastructure |
| Legal Authorities | Where required by applicable law or court order | Legal obligation |
All third-party service providers are contractually bound to process data only as instructed by us and to maintain appropriate security standards.
Data Retention
We retain different types of data for different periods based on operational necessity:
- Active conversation context: Up to 30 days to support follow-up interactions
- Appointment records: Up to 12 months to support reminders and follow-up care
- Message logs: Up to 90 days for quality assurance and debugging
- Business client data: For the duration of our service agreement
After these periods, data is permanently deleted from our systems. You may request earlier deletion by contacting us (see Section 12).
Security
We implement the following security measures to protect personal data:
- All data is transmitted over HTTPS/TLS encrypted connections
- Servers are hosted on secured cloud infrastructure with restricted access
- Access to production systems is limited to authorised personnel only
- API keys and access tokens are stored securely and rotated regularly
- Each client's data is logically separated from other clients' data
If you believe your data has been compromised, please contact us immediately at info@caldigitalgroup.com.
Your Rights
You may have the following rights regarding your personal data:
- Access: Request a copy of the personal data we hold about you
- Correction: Request correction of inaccurate data
- Deletion: Request deletion of your personal data
- Restriction: Request that we limit how we use your data
- Objection: Object to processing of your data in certain circumstances
- Portability: Request your data in a portable format
To exercise any of these rights, contact us at info@caldigitalgroup.com. We will respond within 30 days.
Cookies
Our website uses cookies to improve your browsing experience including essential cookies required for the site to function and analytics cookies to help us understand how visitors use our site.
Our WhatsApp bot service does not use cookies. Cookie data from our website is not linked to WhatsApp conversation data. You can control cookies through your browser settings.
Children's Privacy
Our services are not directed at children under the age of 13. We do not knowingly collect personal data from children under 13. If you believe we have inadvertently collected data from a child, please contact us immediately and we will delete it promptly.
For medical appointment bookings involving minors, a parent or guardian must initiate and oversee the interaction.
Policy Changes
We may update this Privacy Policy from time to time. When we make material changes, we will update the "Last updated" date at the top of this page and notify our business clients via email.
Continued use of our services after changes are posted constitutes acceptance of the updated policy.
Contact Us
If you have any questions, concerns, or requests regarding this Privacy Policy, please contact us:
Cal Digital Group
📍 38/897, Jagatpur Charaktala, 2nd Floor, North 24 Parganas, Pin-700159, Ward-23, Kolkata, West Bengal, India
We aim to respond to all privacy-related enquiries within 30 days.
If you are not satisfied with our response, you may have the right to lodge a complaint with your local data protection authority.