(The 21st century is guessed by authoritative people as "the era of project management". Project management has been widely used in all walks of life, and finding talent with project management skills is an increasingly hot element address for PMP certification. Participating in the process of PMP practice and examination is a very effective way to master the thinking method of project management and improve office ability. PMP certification is now recognized by many countries around the world and the top 500 Chinese and foreign companies.)