STR is a joint venture established by Shandong Shantui Machinery Co., Ltd. and Triumphal Associates BHD (Malaysia) in May, 2006,and the registered capital is 15,000,000.00 RMB. STR products have been fully affirmed by both domestic and foreign markets since its beginning, also its main business achieved major growth continuously, got good business performance. Now there are over 120 employees in the company, 34 employees have a bachelor's degree or more, 1 employee has senior technical title, 4 employees have intermediate technical title. Main products are construction machinery wear-resistant parts, including complete series of cutting edges, end bits, segment groups, ripper shanks & adaptors, teeth and side cutters. The company covers an area of ove 31,000.00 square meters, plant area of 16,500.00 square meters. STR has many advanced equipments, such as CNC machine, numerical control cutting machine, digital display machine, medium frequency quenching induction furnace,continuous reheating furnace etc, and organizes production with these equipments together computer ERP management system.STR has been specialized in production of construction machinery wear-resistant parts over 38 years with the help of Komatsu advanced management experience and quality control system.STR  advocates "improvement without ending", injected infinite vatality.