Tien-I Industrial Co., Ltd. was established in Taiwan in 2004. Tien-I specializes in producing hand tools, power tools, and automotive repairing tools. Although TIEN-I is relatively young , we have the best and most experienced technical and R&D staffs. Therefore, we not only have the momentum and enthusiasm but also long-established experience and fine technology. Facing changes in the market and customer’s needs, Tien-I keeps pursuing innovation. Our company’s core value is providing the most professional socket set for the customers, therefore all the staffs of Tien-I regards it as duties to provide products with the best quality, appearance, and function. It will be a great pleasure to offer you services, and we sincerely look forward to sharing our professional and fine tools with you.