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Guangzhou New Zhonglian Building Material Co., Ltd.
Xiamen Ditai Chemicals Co., Ltd.
Guangzhou Top Billion Trading Co., Ltd.
Tianjin Zhongxin Chemtech Co., Ltd.
Jingjiang Trust Trading Co., Ltd.
Hongkong Baijin International Trading Co., Ltd.
Lanzhou Qianmiaonuo Trading Co., Ltd.
Hefei TNJ Chemical Industry Co., Ltd.