Tung Shan Pen Co., LTD. (t. S.P. ) was found originally Taichung, Taiwan (R. O.C. ) in 1994. It progressively took over the Taiwan market as it grew to the leading Precision Investment Casting Corporation in Taiwan. In October, 2002, T. S.P. decided to move on to global supply chain. Vietnam plant one then has been built, and named it Tung Shan Pen VN CO., LTD. in July 2008, the second plant two in Vietnam, Tung Shan Pen VN 2 Co., LTD. was opened.

T. S.P. specializes producing stainless steel plumbing hardware such as fittings and valves in different grades as well as handling variety of customized order request. Now, T. S.P. has become one of the most professional stainless steel casting producers in Vietnam. Our products are exported to Japan, Taiwan, Vietnam, Canada, and the United States.