Dongjin

Hunan GRI Instrument Co., Ltd. is located in Environmental Science and Technology Industrial Park in Hunan Province in 2009. Our company is a high-tech enterprise based on advanced sensors and instrum...

Room 1002,Building 15#,International Business Centre,Environmental Protection Industrial Park,Yuhua District,Changsha City,Hunan Province,China

Established in 1995,Changsha Cerouky Instrument Co.,Ltd manufactures instruments with over 20 years experience.products includes all sorts of digital instruments,like digital multimeters,thermometer, ...