Key Material Co., Ltd Located in Sima industrial district, Dongguang, Guangdong province, is a high-tech enterprise, specializing in the research and development, production, sales of metal ceramic heaters. We are a leading manufacturer of Metal ceramic heaters, enjoying good reputation both domestically and internationally. covering an area of 5000占쏙옙Key material��옙productivity can up to 1200,000 pcs/month. Key Material Co., Ltd obtains big support of professor Wang Si Qing at National University of Defense technology, possessing the strong research and development ability and production ability. We also conduct the quality tracking system and regular in-process quality check to make our customer confident of our products. A team of sales representative around the world help meet each customer��옙need economically , p roviding dependable and reliable service and products.