Beijing Green Grassland Environment Protection&Technology Co.,Ltd,is one of the most eputed manufacturers and exporters in Beijing,China Our company was founded in 2001,and is mainly engaged in various kinds of cooler bags,promotional bags,plastic bags and some other similar products.Located in Room 1106/1807,5A Jiulong Garden,No.29 GuangquRoad,Chaoyang District,Beijing,China. Our factory is a professional manufacturer engaged in the designing, development and production,which covers over ...