Shenzhen Zotek Instruments CO., LTD. is a high-tech company specializing in R&D and production of electronic & electrical measuring instruments. The company is founded in 2015 by a technical expert who has more than 30 years of experience in the measuring instrument industry of China. He introduced technology from Japan and developed the first digital multimeter, 830, into Chinese market and has developed a series of successful products in the past few decades.