product model:r5188 ink color:black, blue, red pen specification:/ product packaging :1pc/bak, 20pcs/inner box, 400pcs/inner box, 2400pcs/outer carton
address:no.21xiangjiang 1rd qingdao china economic & technology development area tel:(86) 532—532-83716797 email:snowhite@snowhite.com.cn