Junichi Yamamoto

Pan Pacific Copper Co., Ltd. engages in the purchase of copper concentrates. The company products include metals, rear metals, chemical products and others; and also operates as a supplier of nonferrous materials, which is stably providing society with products such as copper, sulfuric acid, precious metals which are indispensable to the development of social infrastructure. It also engages in the production outsourcing and sale of refined copper, sulfuric acid, precious metals and other by-products. The company was founded on October 3, 2000 and is headquartered in Tokyo, Japan.

Nishikawa Cooper LLC is an American company that values teamwork and the contributions of every team member. The joint venture company's focus is not explicitly stated in the provided information. The company's success is attributed to this spirit of collaboration.

Part of Nishikawa Rubber Co., Ltd., Nishikawa Rubber (Shanghai) Trading Co., Ltd. engages in trading of goods.

Shanghai Nishikawa Sealing System Co., Ltd. is a Chinese company that manufactures and supplies automotive parts.

PT Nishikawa Karya Indonesia is an Indonesian company that manufactures automobile parts.

Nishikawa Tachaplalert Cooper Ltd. is a Thai company that manufactures automobile rubber seals. The joint venture company is based in Nakornratchasima, Thailand.