Dongguan Kejian Instrument Co., Ltd. is a professional manufacturer which concentrates on all kinds of materials in testing industry. The production base is located in the national manufacturing center - Dongguan. In order to serve our customers better, we reduce costs and offer early delivery. In 2005, we set up an agency in Kunshan, Jiangsu Province. The agency is responsible for marketing and servicing of Eastern China. In this basis, our international marketing network and after-sales services system are continuously developed, and have been praised by our customers.