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Taiyuan Lanlang Technology Industry Corp.
Shandong Beiqiao New Material Technology Co.,Ltd.
Wenzhou Kaixin Metal Co., Ltd
Zibo Runjin Refractories Co., Ltd
Nanyang HM Import and Export Co., Ltd
Xi'an Huilin Bio-Tech Co., Ltd
Qingdao Greenery Chemical Co.,Ltd
Wuhan Chuangdaxin Biotechnology Co., Ltd
Dongfang Widehigh Technology Co., Ltd
Qingdao Advanced Marine Material Technology Co., Ltd.
Innowwin (Yantai) New Material Co.,Ltd.
Hangzhou Greensky Biological Tech Co., Ltd.
Hubei Youshida Technology Co., Ltd.