Subor era In 1989, he was appointed director of Nihwa Electronics Factory in
Zhongshan by the parent Yihua Group. Over six years, he transformed the business's fortunes. The company only had 20 workers including himself. They only had 3000
RMB cash but owed 2 million RMB debts. But after Duan's struggle, it quickly became top producer of the "learning computer" (). Branded as Subor (
Xiao Ba Wang, ) it was very successful at producing
famiclones for the Chinese and other markets. It also produced video-game facilities, which made a profit of more than 200 million RMB during 1994–1995.
Founding of BBK On 28 August 1995, Duan resigned from Subor, and founded BBK Electronics Industrial Group in
Dongguan,
Guangdong Province. Its main product was DVD players. It is a well-known brand in cell phone, telephone and stereo devices. From 2002 to 2004, he was the second largest individual shareholder (with more than 10% at peak) of
NetEase after William
Ding Lei. ==Personal life and philanthropy==