Business WhatsApp API is an integration done in the system in such a way that whenever any client transacts with the company or firm or brand, one will receive a thankyou message for the transaction with the amount and the left-over balance. Generally, we also receive this message from our banks but it is on SMS service. Here we will be able to receive the message on WhatsApp. Companies like OYO, Book My Show, Ola are already using the same technology. Business WhatsApp Marketing helps in establishing brands and records for transaction. Customer as impacted with satisfaction and they can also keep a record for the same.
There are many agencies working on the same. For Business WhatsApp I would recommend you Rich Media Hub as they have the expertise in the same and are also known as the best Digital Marketing Agency in Delhi.