蜂邮 (Fengyou) is a Chinese email technology and marketing platform developed by Shenzhen Qianke Network Technology Co., Ltd. It provides software and services for businesses that need to manage email communications, marketing campaigns, and delivery infrastructure. Its product range includes Standard, International Trade, Enterprise, and custom editions, along with email APIs, SMTP relay services, and independently deployed systems.

The platform combines subscriber-list management, visual drag-and-drop email creation, scheduled and triggered sending, bulk campaign delivery, and performance reporting. Businesses can import, group, tag, and organize contacts, create messages from templates, and review campaign data such as opens and link clicks. Enterprise services include custom domains, dedicated IP configurations, multi-IP and domain rotation, and support for complex email-system requirements. Fengyou also offers tools for email-list verification and related sending solutions.

Its services address use cases including subscription newsletters, notifications, account verification, password resets, promotional campaigns, payroll distribution, and international business outreach. The company presents its offering as an end-to-end toolkit, pairing sending technology with technical support and analytics to help organizations manage email operations.