Send us E-mail (Этот адрес электронной почты защищён от спам-ботов. У вас должен быть включен JavaScript для просмотра.) with name of license you want to buy and we'll send you back a purchase link. In TeslaModbusSCADA you can create your own symbols only by using Image Views objects and by using pictures of your symbol . You can create your own symbols by using other our product - TeslaSCADA2.