Zalo is a very successful social networking application, especially in Vietnam. However, businesses still face many difficulties when interacting with customers. Therefore, Zalo ZNS solution was born to solve the problems of businesses when communicating with their customers.
ZNS is part of Zalo's Official Account (OA) solution, so we will go from the Zalo OA concept before learning about ZNS in detail.
Zalo OA (short for Zalo Official Account) is the official information page of businesses, brands, organizations and communities that have been authenticated on the Zalo Cloud platform, with the purpose of interacting, connecting, transmitting information, and bringing value to Zalo users. You can immediately create an Official Account (abbreviated as OA) on Zalo using your personal account.
Zalo Official Account is divided into 3 types of accounts:
And registration when creating an Official Account on Zalo is free.
Zalo ZNS stands for Zalo Notification Service, this is a service that sends customer care notifications or Voucher messages, advertisements to customer phone numbers using Zalo software. The service is part of the solution set for the Official Account (OA) group, operating by API calling method.
Zalo is a very successful social networking application, especially in Vietnam. Vietnam's population is estimated at nearly 96 million people, the number of smartphone users is more than 40 million people, of which the number of Zalo accounts active daily is up to 54 million accounts. This is truly a large and rich amount of data for businesses.
Zalo ZNS service has the ability to send messages quickly with an almost absolute reception rate. 100% of ZNS messages sent after 1 second, up to 90% of ZNS messages received after only 5 seconds
Zalo ZNS can send content with diverse and customized designs for each customer, integrated and can be combined with available features on the Enterprise's OA.
Zalo ZNS service can be easily deployed as a supplementary channel on the existing infrastructure of the Enterprise. Besides, the Enterprise can still use other alternative channels when sending ZNS is not successful.
Zalo ZNS can be deployed on the existing infrastructure of the Enterprise
The cost for deploying and sending ZNS service messages is also very reasonable, costing about 300 VND/successful message.
Zalo's security issues are always highly appreciated by users. Zalo ZNS service is also committed to maximum security:
Enterprises transmit data to Zalo API server via HTTPS security protocol
Information from Zalo to end users is secured with AES (Advanced Encryption Standard) data encryption standard
Control the right to exchange information between Enterprises and Zalo through the use of Access Token according to OpenAPI standard to access Zalo's API.
Businesses use ZNS to notify when:
There are also many other utilities depending on the purpose and usage needs of the Enterprise.
To use the service as well as the conditions for customers receiving ZNS messages are as follows:
Businesses need to meet certain criteria as follows:
Businesses must register and authenticate their name or Brand with Zalo
Can only call the API to send messages to users who have developed a relationship with the business, and the user has provided a phone number to the business
Users can be followers or non-followers of OA
Messages are sent when the user successfully makes a transaction with the business or there is a change in the account or relationship between the user and the business
The content of the message sent to the customer must also satisfy the following criteria:
The message template must be pre-approved by Zalo
Have at least one parameter specific to the transaction or account change. For example: order code, amount, item name...
For each time the transaction status or account changes, only 1 message can be sent. For example, it is not allowed to send multiple reminder messages, unless preparing to lock the account.
Customers need to meet the following 2 conditions to receive ZNS: Using the services, products or utilities of the Enterprise and Allowing that Enterprise to contact and send notifications... to the customer's phone number
The ZNS messaging solution registration process consists of the following 5 main steps:
Register for an Official Account
Register for the application and security access portal
Set up a trial of the ZNS feature
Register for a message template for ZNS
Actual deployment
However, to successfully deploy it yourself, the Enterprise needs to have an IT team or know certain procedures.
A simpler way for your Enterprise to use the ZNS service is to simply contact Worldfone to register. We will provide maximum support for any problems that arise from the time of service deployment to support adjustments to suit the actual needs of the Enterprise
In addition, when you register for the Zalo ZNS service today, Worldfone also gives away 2,000 FREE ZNS messages, helping your Enterprise maximize its effectiveness in customer communication
For details about the program as well as advice, please contact Worldfone using the information below to receive the fastest support
Hotline: 1900 54 54 63
Tel: 028 3622 2789
April 14, 2025
May 08, 2025
May 08, 2025