Shanghai Goldring Instruments Co., Ltd. was founded in 2003, which is a professional supplier of reliable, high quality and cost-effective testing meters and instruments. Our business scope covers water quality meters and analyzers,optical instruments, surveying instruments, consumer electronics, calibration service, repair and maintenance service, OEM service and so on. ||Less|||||| |
Shanghai Goldring Instruments Co., Ltd. was founded in 2003, which is a professional supplier of reliable, high quality and cost-effective testing meters and instruments. Our business scope covers water quality meters and analyzers,optical instruments, surveying instruments, consumer electronics, calibration service, repair and maintenance service, OEM service and so on. ||Less|||||| |