... iron cookware/ casserole: 1.good for health 2.save energy 3.suit for gas, electric, range and induction. 4.durable cast iron ... Enamel Co. Ltd. Brought in the most advanced cast iron enamelware production technology in the world,with foreign advanced technology ... to clear, acid resisting, alkali resisting, permanence, using cast iron enamelware permanently, the human body can obtain some rare elements ...