日本亚洲欧洲色α,www.com久久久,亚洲国产精品久久久久久久久久,日日夜夜天天干,亚洲激情丁香,青青色在线,精品黑人一区二区三区久久

On April 6, 2011, the company held a training session for new and old employees on product software, product applications and product maintenance knowledge. During the training session, employees listened carefully, took notes and asked questions actively.