CAP China Parliamentarians Association is a branch approved by the National Parliamentarians Association (NAP) in February 20 14. The purpose of CAP is to carry out educational, literary and professional teaching, promotion and dissemination activities according to the rules of the consultative conference and related concepts and principles; Committed to promoting public interest in and use of the rules of procedure, and further achieving the goals and objectives of NAP.

CAC (Customer Acquisition Cost), which means "User Acquisition Cost", is an index that Internet companies often use in marketing, and it is usually compared with LTV(Life Time Value) to choose a suitable promotion channel.