And that's where this comes in, a carbon fiber rod that was made by Komatsu Seiren, a material research company.
这就是材料研究公司 Komatsu Seiren 制造的碳纤维杆的用武之地。
英语百科
Seiren Co.
（重定向自Seiren）
Seiren Co., Ltd.(セーレン株式会社,Seiren Kabushiki Kaisha) (TYO: 3569) is a fiber manufacturing company based in Fukui, Fukui Prefecture, Japan in operation since May 1, 1923. The company has two main offices: one in Tokyo and one in Fukui.