Beijing Kehua Microelectronics Materials Co., Ltd.
Kempur Microelectronics Inc.
Jiangxi Deyi Semiconductor Technology Co., Ltd.
Jiangxi Science and Technology Co., Ltd.
Jiangsu Aisen Semiconductor Materials Co., Ltd.
Jiangsu Aisen Semiconductor Material Co., Ltd.
Chongqing Chao Silicon Semiconductor Co., Ltd.
Chongqing Advanced Silicon Technology Co., Ltd.
Hubei Dinglong Holding Co., Ltd.
Hubei Dinglong Co., Ltd.
Shanghai Zhengfan Technology Co., Ltd.
Shanghai GenTech Co., Ltd.
Zhonghuan Leading Semiconductor Materials Co., Ltd.
Tianjin Zhonghuan Semiconductor Co., Ltd.
Quzhou Hangyang Special Gas Co., Ltd.
Quzhou Hangyang Gas Co., Ltd.
Guizhou Weidun Jinglin Electronic Materials Co., Ltd.
Guizhou Weidun Jinglin Electronic Materials Co., Ltd.
Suzhou Jinhong Gas Group
Dalian Free Trade Zone KeliDe Chemical Technology Development Co., Ltd.
Dalian F.T.Z. CREDIT Chemical Technology Development Co., Ltd.
Fujian Del Technology Co., Ltd.
Fujian Deer Technology Company Ltd
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