product model：pvr-155 ink color：black, blue, red pen specification：arrow tip 0.38mm product packaging ：12pcs/dozon box, 72pcs/inner box, 1728pcs/outer carton
address：no.21xiangjiang 1rd qingdao china economic & technology development area tel：(86) 532—532-83716797 email：snowhite@snowhite.com.cn