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Declaration of non use of conflict minerals

File nameFile formatClick download

Conflict Mineral Sourcing PolicyDOCClick download

Declaration of non use of conflict mineralsDOCXClick download

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Group profile｜Production ｜Research & Development｜Product Center

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Contact

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Contact

Telephone number：+86-592-5516018

E-mail address：[email protected]

Company address：NO.150, South Longshan Road, Xiamen , Fujian ,China

Chengyi Optical (Xiamen) Co., Ltd. 閩ICP備05017480號-1

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