GOnDO Electronic Co., Ltd. is a manufacturer and exporter of professional measuring instruments in Taiwan. Company was established in 1983 and located at Taipei Nan Kang industrial park. We are producing a full line of scientific and industrial measuring instruments such as pH, ORP, Temp., RH, DO, TDS and Conductivity by Bench top, Portable and Pen type of Meter, Transmitter, Controller and Calibrator. We have an excellent R&D team to design new products and as customer required specifications. 90 % of our products has been exported to all over the world and 10 % for local market. We strive to offer our products with good quality, competitive price and fast delivery. If you have any requirements regarding our products, please feel free to contact us. We are looking forward to your contact to build cooperation for mutual development.