90012915
Jun 22, 2020
Apr 20, 2021
ZHENGZHOU HANYINGQUAN ENVIRONMENTAL PROTECTION TECHNOLOGY CO. LTD.
Active Trademark
Circuit boards provided with integrated circuits; Electrical circuit boards; Electronic integrated circuits; Measuring instrumentation and apparatus, namely, digitizers; pH meters; Power adapters; Voltage stabilizers; Voltage stabilizing power supply; Water meters; Water testing instrumentation for monitoring and detecting contamination
Electrical and Scientific Apparatus