In the city of Hong Kong that is highly digitized, companies need a fast, direct and effective way to communicate with customers. Bulk WhatsApp (WhatsApp) is one of the **Mobile Marketing (手機行銷)** tools. Combine SMS（全用）、MMS（彩信）和Email Marketing（電郵行銷），Bulk WhatsApp can be used as a complete strategy. 什麼是Bulk WhatsApp? Bulk WhatsApp refers to the transparent WhatsApp Business API or platform,...