Our company has 90s' technology on production line,stable shape and hygienic material can ensure you benefit from our goods. certificate we owns: SGS food grade test acording to 1935/2004 EU standardsISO9001-2008 quality management certificate Thispolystyrene uncooed and fresh tray: 1.Material:polystyrene foam/EPS 2Specification:360×280×35mm(Different specifications according to your requirements) 3All products are manufactured according to hygienic requirements of food packaging /all raw materials comply with food hygienic requirements 4Good quanlity and competitive price