Name: Shanghai Jiangfeng Optical Insrument Co., Ltd. Address: No.246, Beijing Xilu, Shanghai, China Shanghai china China Phone: 021-63279056 Fax: 021-63279056 Toll Free: Email: Website: http : //www.jf-optical.com Products / Services: Carbon Dioxide Sensor, Chromometer, Chromometer Sensor, Conductivity Sensor, Current Sensor, Gas Pressure Sensor, Light Intensity Sensor, Linear Motion Sensor, Magnetic Field Sensor, Mechanical Sensor, Motion Sensor, ... Shanghai |