... you can printing directly, don't need to do any pretreatment. B. we have the best eco ... will guide you how to start your bussiness. like where should your shop located ? what price is accaptable ... ? etc.2.Can i use your printer for invidualized printer ?Yes, you ... , ceramic, metal, paper, leather, wood 3.Do i need to do some pretreatment or aftertreatment ?no, you don't need ...