Qingyuan Hongyuan Machinery Manufacturing Co., Ltd. specializes in the production of “Hongyuan” brand truck-mounted positive and negative circulation drilling rigs, the products sell well all over the country, and are widely used in high-speed railroads, bridges, water conservancy projects and other fields, with high efficiency, energy saving, time-saving, easy to operate, safe and suitable for the advantages of the vast number of users welcome. Strong economic and technical force, scientific design, manufacturing excellence, perfect and timely after-sales service team, to relieve the user's worries, show Hongyuan style.