Qingdao Tuoko Insturments Co., Ltd is one of hi-tech factory specialized in the production of instruments and meters, all of our Products are sold to europe, japan, usa, the middle east countries and regions. Follow the innovation of the world, we will continue to seek progress in science and technology for development purposes, to meet customer demands for better and more cost-effective products. In future, TUOKO Instruments will do everything to develop products meeting the highest technical requirements. TUOKO sincerely welcomes its friends to cooperate with us for the further achievements.