J-Star Holding Co., Ltd. (YMAT)

J-Star Holding Co., Ltd. is a holding company whose Class A ordinary shares trade on the Nasdaq. Through its operating subsidiaries, the company is engaged in the design, development and sale of products made from carbon fiber and other advanced composite materials.

Its products serve sporting goods and related markets, such as components for bicycles and racquet-sports equipment, where the light weight and strength of composite materials are valued. The company sells to brand owners and other business customers, and further details on its manufacturing arrangements and headquarters can be found in its SEC filings.