sushi bento container/box hygienic,reach food grade able to custome design! Our ... has 90s' technology on production line,stable shape and hygienic material can ensure you benefit from our goods.certificate we owns ... 1935/2004 EU standardsISO9001-2008 quality management certificateThis sushi box/container is flexiable,colors-printing,laminating,cryophylactic,anti-fog,beautiful design ...