Nanjing Gaohua Technology Co., Ltd. is an ISO9001:2000 qualified OEM manufactory and professional exporter, with own patents for key technologies. We engage in the R&D & production of a variety of sensors/transducers and undertake measuring-controlling projects. With the registered capital of RMB18,000,000, over 20 years' experience and a present workshop covering about 4,000sqm, we have our own advanced sensor-developed center, production center, purification center, testing center and ...