Does the subject want to ask: "Do management trainees in CR Vanguard have to spend three years?" ? Yes CR Vanguard (CR Vanguard) is a central enterprise, a retail state-owned enterprise under China Resources Co., Ltd., affiliated to China Resources Co., Ltd., and has become the largest retail chain enterprise brand in China and the main force of China Resources' retail business. Only CR Vanguard's management training must take three years to formally enter.