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PSL Holdings LLC

Shandong Sure Information Industry Co., Ltd.

Sichuan Nan Geer Biological Science & Technology Co. Ltd.

Shanghai Beiyi Electronic Commerce Co., Ltd.

Jingzhou Mingde Technology Co., Ltd.Hubei Sheng, China

Beijing Hualin Special Vehicle Co. Ltd.Beijing Shi, China

Changzhou Baojie Punching Co., Ltd.Jiangsu Sheng, China

Xuyi Botu Attapulgite Clay Co., Ltd.

American Stock Exchange LLCNew York, United States

Jiangsu Defa Resin Co. Ltd.

Stratum Technology Ltd.