Founded in 2001,Beijing Sinotanden Engineering Co.,Ltd is a trading company devoted to high-tech products used in geological and earthquake related applications. We are also a supplier of choice for clients utilizing resource exploration equipment and satellite telephones. Our company is founded on the guiding principles of ???eople Orientation, Scientific and Technical Innovation, Putting Users First and Credible Supremacy??? Owing to our work ethic and enterprising spirit, we have attracted a great degree of positive attention in a variety of domestic professional circles, in addition to receiving specific approval from the state resource exploration department