Additional supply for Chongqing Metro Line 1, Qingdao Metro Line 1, and Sanya Tram Power Project is in progress. 

Certified by ISO/TS 22163 (IRIS) Certification.

Certified by EN15085-2-CL1 European Railway Welding System Certification.

Professor Zhu Dongbai of School of Electrical and Electronic Engineering in Harbin University of Science and Technology visited Yubo Electric for exchange and direction.

Qingdao Subsidiary founded in May, 2018, mainly engaged in the processing and producing of electrical equipment and its accessories and distribution boxes.