Kai Chien Su

Manufactures and distributes electronic components

Tai Yuen Industrial Co. Ltd., operating under the brand Astro, is an OEM/ODM manufacturer specializing in high-performance bicycle and electric bicycle frames. The private company is based in Changhua, Taiwan. The Taiwanese company focuses on advanced manufacturing technologies, including thermoplastic carbon fiber and aluminum alloy processes, to produce lightweight, durable, and eco-friendly frames. Its product portfolio includes a wide range of frames for electric mountain bikes, city/trekking bikes, gravel bikes, longtail bikes, and conventional bicycles, designed for various uses such as trail riding, urban commuting, family, and cargo transport. Tai Yuen Industrial Co. integrates recyclable materials, automated production cycles, and energy-efficient processes, adhering to international environmental standards and pursuing greenhouse gas reduction goals. The company also maintains quality management certification and participates in industry exhibitions, supporting bicycle brands with services from concept design and prototyping to mass production.

Manufactures electric bicycles and accessories

Manufactures electronic components

Manufactures electronic components

Darad Innovation Corp. /Taiwan/ is a private company based in Taoyuan City, Taiwan.

Astro Tech Co. Ltd. specializes in manufacturing high-performance bicycle and electric bicycle frames using aluminum, carbon fiber, and advanced thermoplastic composites. The private company is based in Changhua City, Taiwan. The Taiwanese company offers a wide range of products, including electric mountain bikes, city/trekking bikes, gravel bikes, longtail bikes, and non-electric frames for various riding styles. Astro Tech utilizes proprietary manufacturing technologies and automated production processes to create lightweight, durable, and customizable frames compatible with multiple motor systems and modular accessories. The company is committed to sustainability through the use of eco-friendly materials, energy-efficient manufacturing, and adherence to international environmental standards. Astro Tech provides integrated bicycle solutions from design and prototyping to mass production and collaborates with partners for e-mobility systems and electronic integration.

Darfon Energy Technology Corp., established as an independent subsidiary of Darfon Electronics in 2021, specializes in manufacturing lithium battery modules and precision component solutions. The private company is based in Taoyuan City, Taiwan. The Taiwanese company focuses on research, manufacturing, and sales of battery products for lightweight electric vehicles such as e-bikes and for industrial applications related to smart manufacturing. Its product line includes e-bike batteries, industrial batteries, and battery accessories, integrating precision mechanics, materials application, energy technology, and software development to provide component modules and system solutions. Darfon supports flexible ODM/OEM services through manufacturing and service locations in multiple regions, ensuring localized customer support and logistics.

Wholesales bicycles

Engages in acquisition, rental/leasing and management of movable & immovable assets