MT-48CR is our third version MWD system designed by MTC ,integrated advanced international material ,new processing and micro-electronics technology so that the performance of device has been improved further more ,which not only overcome high -temperature ,high -pressure , vibration, and shocking working environment ,but also equipped with long service life and reliably usage , The failure-free time of device can up to 1000h, high -effectively  , Furthermore ,which can save the drilling operation time because of device failure .