Beijing Longda Technology Development Co., Ltd. is a joint-stock high-tech joint stock enterprise founded. Company research and development strength, sophisticated production equipment, advanced technology tools, quality assurance system. Headquartered in Beijing, the division is located in Kunming. To meet the rapid development of the railway company's needs, committed to the development of small and medium for modern and efficient railway track maintenance machinery and construction tools. Dragon of the company is willing to raise the level of mechanization of maintenance and repair railway lines and work hard. (more>>)