Yjn Co.,Ltd., together with its subsidiaries, engages in the production, trading, and sale of electronic components and materials in Taiwan. It is also involved in production and sale of various transformers and plastic products for computers, electronics, and household appliances; design and manufacture of wooden products, computer components, molds, automotive hardware plastic parts, as well as sale of self-produced products; and production of power and electronic devices, precision punching and cavity molds, and mold standard parts. The company also exports its products. Yjn Co.,Ltd. was founded in 1980 and is based in Taipei, Taiwan.