
Mectron Engineering Co., Inc.Michigan, United States

Howmet Aerospace, Inc.Pennsylvania, United States

Haiyan Jiansheng Hardware Products Co., Ltd.Zhejiang Sheng, China

Tung Ling Industrial Co. Ltd.China

HKN International LLCIndiana, United States

Anchor Fasteners Industrial Co., Ltd.Taiwan Province, China

Innovation Plus LLCPennsylvania, United States

Zhejiang Tiantai Xianghe Industrial Co., Ltd.

Shamrock International Fastener LLCIllinois, United States

Samjin Steel Industry Co., Ltd.South Korea

SFS Intec SASFrance

Hunan Finework New Energy Technology Co. Ltd.