青岛艾迪森科技股份有限公司
Qingdao LDC Corp.（a Sino-foreign joint venture） was founded in 1998,is a national technology enterprise specializing in the research and development, production, sales and service of high-power power electronic conversion and control technology and related products, which is supported by the SASAC of Shandong Province and Qingdao city.
Website：www.ldc.com.cn