More open, active, and comprehensive participation of women in public affairs is an important component of modern democracy, and also significant for the promotion of sustainable security and peace. More than fifteen years have passed since the global agenda on Women, Peace, and Security was introduced. As a responsible great power of the United Nations, China has endeavored to implement WPS in its own way, despite not yet developing a formal National Action Plan. This chapter suggests that China has made great progress in the promotion of gender equality and highlights the important roles that Chinese women occupy in society and politics, despite the continued presence of “hidden rules” regarding gender roles. This research explores the different ways in which China has implemented the four WPS pillars. In doing so, it argues that China has, over the last fifteen years, increasingly viewed WPS as its diplomatic vocation.