Shaanxi Haiduo Railway Technology Development Co.,Ltd, hereinafter referred to as Haiduo, was established in 2004, mainly focusing its perspective on railway industry. Ever since Haiduo has been set up, basing on field of locomotives and Rolling stock, Haiduo has formed its own unique advantages, especially in the line of draft gear system and brake system. Haiduo has stable and long standing partnership with CRRC and built up close business relations with most of its subsidiary manufacturing locomotive, Coach and Freight car and other related components. Haiduo reputes by its remarkable achievements to supply railway major parts to CRRC's overseas projects and customer can always get full assurance and satisfaction from our high-quality products and instant after sale service. After years of development, Haiduo is intentionally organizing its own R