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Guangzhou JER Education Technology Co.,LtdGuangdong Sheng, China
Yancheng Chengchuang Casting Co. Ltd.
B. Fertleman & Sons Ltd.
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Foshan Oumas Building Materials Technology Co., Ltd.Guangdong Sheng, China
Nanjing Jingke New Materials Research Institute Co., Ltd.Jiangsu Sheng, China
Enerxy (China) Environmental Protection Technology Co. Ltd.Anhui Sheng, China
Shenzhen Yinyueguang Technology Co., Ltd.Guangdong Sheng, China
Shanghai Baoying Optoelectronics Technology Co., Ltd.Shanghai Shi, China
China Shipbuilding Industry Corporation No. 707 Research Institute
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