Dongguan Hongtu Instrument Co., Ltd. is mainly engaged in business. Our company now has more than 60 product series of digital multimeters, clamp meters, megohmmeters, ground resistance testers, power testers, environmental testers and other special testing instruments. The product design is in compliance with the safety standards of the International Electrotechnical Commission, and has obtained the European Union's new CE-EMC/LCD, ROHS, REACH and other related certifications. The company's strict quality management system and perfect after-sales service provide customers around the world with quality and qualified products.