私域神器 (Private Domain Toolkit) is an AI-enabled marketing SaaS platform designed to help businesses reach international markets. Its stated audience includes exporters, cross-border e-commerce companies, independent online stores, app and game publishers, and digital-content teams. The brand brings together tools and services for customer acquisition, social media operations, customer management, automated support, and global growth.

Its product range includes TikTok and multi-platform social media account management, AI-assisted video creation and publishing, WhatsApp marketing and customer-service tools, advertising solutions, online shops, and lead-generation systems. The platform also features AI knowledge-base services, digital-person livestreaming, SEO and GEO services, and marketing support for games and short-form drama distribution. Additional offerings include customized app and mini-program development, cross-border network services, and domestic customer-acquisition software.

Private Domain Toolkit presents itself as an integrated solution for planning and managing marketing across channels, with tutorials, product demonstrations, pricing information, and partnership opportunities available through its website. Its tools are intended to support audience discovery, campaign coordination, customer communication, and business expansion across domestic and overseas markets.