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Shenzhen Songgang Technology Industrial Co., Ltd.
Quzhou Hopemax Chemical Technology Co., Ltd
Taiyuan Lanlang Technology Industry Corp.
Nanjing Deda New Materials Technology Co., Ltd.
Bet Pak Technology (Hongkong) Limited
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Shandong Rixing New Material Co.,Ltd
Zibo Chemic New Material Co., Ltd
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UNG CO.,LTD.
Luoyang Dema Import & Export Co., Ltd.
Hangzhou Xiaoguan Import and Export Trading Co., LTD
Qingdao Develop Chemistry Co.,Ltd
Xiamen Origin Biotech Co., Ltd
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Shandong Zofu New Materials Co., Ltd