1. School of Science, Jiangsu Provincial Research Center of Light Industrial Optoelectronic Engineering and Technology, Jiangnan University, Wuxi 214122, China
2. School of Electronic and Information Engineering, Suzhou Key Laboratory of Advanced Lighting and Display Technologies, Changshu Institute of Technology, Changshu 215556, China
3. Lumisource Technologies Co., Ltd, Wuxi, 214192, China