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Optigen Patents Ltd.

Tianjin Jiuyue Technology Co. Ltd.

Jisung Industry Co. Ltd.

Avco Everett Research Laboratory, Inc.

Badische Rechtsschutzversicherung AGGermany

Shenzhen Alldo Cube Technology & Science Co. Ltd.

Red Tail Hawk Corp

Beijing Source Code Intelligent Technology Co., Ltd.

Serumi Medical Instruments Co. Ltd.

Gonda Metal Industry Co. Ltd.

China Mobile Group Zhejiang Co.,Ltd.