product model：pvn-161 ink color：black, blue, red, light green, light blue, purple，pink pen specification：needle tip 0.5mm product packaging ：12pcs/dozon box, 72pcs/inner box, 864pcs/outer carton
product model：pvn-161 ink color：black, blue, red, light green, light blue, purple pen specification：needle tip 0.5mm product packaging ：12pcs/dozon box, 72pcs/inner box, 864pcs/outer carton
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