SHENZHEN DEFU METAL PRODUCT&＃039;S CO., LTD Mainly produces all kinds of bi-metallic thermometer. Our company is located at Bantian Town, Shenzhen City, Guangdong Province, China, was established in March, 2004. With more than 10 years&＃039; experience of exporting to Japan market, we succeeded in using such experience in Europe and US market. The quality of our thermometer is the best in China. We use carefully chosen first-grade material.