Chairman of Shenzhen South Circuit Co., Ltd.
Chairman and Chief Technology Officer of Ningbo Jiangfeng Electronic Materials Co., Ltd.
Director of Shanghai Xin'ao Technology Co., Ltd.
Director and General Manager of Guizhou Weidun Jinglin Electronic Materials Co., Ltd.
Chairman and General Manager of Jiangsu Huahai Chengke New Materials Co., Ltd.
General Manager of Guangdong Huate Gas Co., Ltd.
Director and Vice President of Fujian Del Technology Co., Ltd.
Director, Tianshui Huatian Electronics Group
Chairman of Shanghai Cabeni Precision Ceramics Co., Ltd.
Chairman of Dalian Free Trade Zone KeliDe Chemical Technology Development Co., Ltd.
General Manager of Youyan Yijin New Materials Co., Ltd.
Chairman of Jiangsu Aisen Semiconductor Materials Co., Ltd.
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