久久久久夜,日本一区二区不卡久久入口,国产三级在线观看视频不卡,二区国产,亚洲美女视频网站大全,景甜洗脸视频,美女视频网站导航

News

News

Donghai Silica Powder Held 2014 Factory Celebration Activities

2014.04.30

Donghai Silica Powder organized factory celebration activities on April 21 - 28, 2014. The representative teams fully exerted the sportsmanship of friendship first, competition second and participation in the fierce competition. The factory celebration activities include tug-of-war, running, bicycle slow riding, ring-toss, relay and triad basketball.