General Manager of Shenzhen South Circuit Co., Ltd.
Chairman and General Manager of Jiangyin Jianghua Microelectronics Materials Co., Ltd.
Chairman of Ningbo Kangqiang Electronics Co., Ltd.
Chairman and General Manager of Beijing Kehua Microelectronics Materials Co., Ltd.
General Manager of Yantai Debang Technology Co., Ltd.
Chairman and General Manager of Suzhou Kema Materials Technology Co., Ltd.
Chairman/General Manager of Jiangsu Nanda Optoelectronic Materials Co., Ltd.