We are recommending our electroceramics kind barium carbonate, barium chloride for producing piezoelectric ceramics like PTC/NTC, middle-high voltage semiconductor, high-dielectric capacitor, pressure-sensitive resistor, PZT ultrasonic transduction device, memory elements, ferroelectric ceramic, thermal-sensitive ceramic, Microwave Dielectric Materials, optical glass, barium based optoelectronics, photoelectric materials, MLCC, TV kinescope shell (CRT glass), magnetic material (Hard/Soft Ferrites), and passive components etc. MORE INFO CAN BE SEEN AT Http://he.chem.ec.cn Expecting to hear from you.