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Taiyuan Lanlang Technology Industry Corp.
Xiamen Origin Biotech Co., Ltd
Hangzhou MH Metal Fabrication Co., Ltd.
Quanzhou Hanyang Chemical Co., Ltd
Jiaxing Jinhe Chemical Co., Ltd
Lianyungang Shente High-Tech Materials Co., Ltd
Zibo Runjin Refractories Co., Ltd
Xinxiang Runyu Material Co., Ltd
Guangzhou Huichi Industrial Development Co., Ltd
Kunshan ZeroPoint Import & Export Co., Ltd
Lianyungang Shengbangda Quartz Products Co., Ltd
SINOY GROUP LIMITED
Shenzhen O-Tech Electronic Co., Ltd
Shandong Repolyfine Additives Co., Ltd
Hangzhou ZeErRui Chemical Co.,Ltd
Guangzhou MTC Bags Co., Ltd
ES Chem Co.,Ltd.
Zhengzhou Boyue Purification Materials Co., Ltd
Wuhan Grand Hoyo Co.,Ltd