国产精品无码久久久久,国产乱子伦一区二区三区,jzzijzzij亚洲乱熟无码,国产精品日本一区二区不卡视频

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.