Inquiry (采购产品): invincible marking ink on hard surfaces Could you have a product (invincible ink) that can be used by our company for marking our materials(porcelain, copper, aluminium, plastic and steel)so that using blacklight or ultra violet, we can be able to identify our materials in case they are stolen and resold to us. **** Hidden Message ***** NSHIMWENAMO MULENGA 10101 Company: ZESCO E-mail: nmulenga@zesco.co.zm **** Hidden Message ***** nmulenga@zesco.co.zm
