Yan Jun Sun

Shanghai University of Finance and Economics engages in the provision of educational services. It offers courses under the following school and departments: business, accountancy, finance, international business administration, economics, public economics and administration, humanities, law, information management and engineering, statistics, foreign languages, mathematics, international cultural exchange, professional and international education and continuing education. The company was founded in 1917 and is headquartered in Shanghai, China.

Shenzhen Q&D Circuits Co., Ltd. engages in the research and development, production, and sale of printed circuit boards. Its products include multilayer boards, and single and double panels. It also offers high layer boards, high density interconnect boards, heavy copper boards, rigid flexible boards, semiconductor test boards, high frequency boards, and metal substrates. The company was founded by Xiao Hua Zhu and Zhen Wu Song on May 31, 2004 and is headquartered in Shenzhen, China.