Professional production and sales of railway diesel and electric locomotives, harmony EMU, various models of pressure and temperature, sensor and transmitter; some products specifications are as follows; locomotive temperature sensor WZB-269/46 Omega, Omega WCP-54/100 platinum thermal resistance core WZB-269/46, WCP-54/100 locomotive temperature sensor XQWB-2 temperature sensor Y921, XQWB-3 locomotive locomotive speed sensor CZP-1, CZP-1A (motor speed) locomotive speed sensor FTS-1 (motor speed) locomotive locomotive YYB-10A pressure sensor pressure sensor of GY-10 locomotive pressure transmitter CY-YZ-10 (10mA) locomotive pressure transmitter CY-YZ-1 (2V) locomotive pressure transmitter CZY1 (voltage 15V and 24V two); locomotive pressure sensor pressure sensor CY101 CYG1 locomotive locomotive water temperature transmitter pressure transmitter NCP1A NCT1 locomotive locomotive cooling temperature sensor WZP-PT100 temperature sensor WDC-1 locomotive louver The temperature sensor CW121 temperature sensor for copper TZ-2/TZ-3 (60-100 C) locomotive stainless steel temperature sensor JW102 (DF7 locomotive locomotive) stainless steel temperature sensor WDJ-III locomotive pressure transmitter TQG14 (A, B, C1, E, E1, L2, G) locomotive speed sensor TQG2B photoelectric speed sensor TQG15B/TQG15BL TQG15C photoelectric sensor photoelectric speed sensor of TQG15DL locomotive current sensor TQL1-1000A/10V current sensor ZDS1000A locomotive locomotive current sensor TQG4A-1000A locomotive voltage sensor TQG3A-2000V level transmitter YWY-BQ-1 current sensor TQG10-75 voltage sensor TQG11-18.3/TQG11-1000VDF8B voltage current sensor SCM01/SCM02/SCM03/SCM04DF11 temperature sensor CP11.221.366/TEP11X221366 imported inlet pressure sensor 3296.075.001 inlet pressure sensor P726, P726-R inlet pressure sensor C206, C206-P inlet pressure sensor 261PBG1001 The inlet pressure sensor EYB-P-1-10/EYB-A inlet pressure sensor MPM480-07-G inlet pressure sensor MBS3000-060G1125 temperature sensor MTB5252-084Z6265 turbocharger speed sensor ZN254/ZZY254 turbocharger speed sensor ZN310 magnetoelectric photoelectric sensor T03 and T03A two magnetoelectric photoelectric sensor T05 additional power device DF2, DF3 differential pressure gauge CY-1, CY-2, CY-3, 2000V, FJ1/1000V ratio of 2500V locomotive pressure the controller of YWK-50 locomotive pressure controller YWK-50-C locomotive pressure type temperature controller for WTYK-11B locomotive pressure type temperature controller for WTZK-50 locomotive pressure type temperature controller WTZK-50-C float level controller UQK-01, 02, 03 TAG：