Henan YIFENG mechanical and electrical equipment Co., Ltd, as one of the leading exporters of advanced technical strength in drilling and general machinery, our products spread more than 20 countries in Asia, Middle East, America, Africa etc. We have sole advanced mechinal technology and leading service system within the industry. With the technology and experience accumulation, we have stepped into the Chinese most advanced drilling machinery manufactruing industry. We have passed the certificate like ISO9001: 2000 etc, which enable us to provide the best price and service. We has 50 engineers and 1000 after-sales staff. Relying on our powerful and thorough sales and service system, we can not only operate well domesticly, but also explore the international market. We have established good relationship with clients all over the world successively. Our products go far to Southeast Asia, Africa, South America and so on, and win trust and praise from our esteemed customers widely. We supply sound after-sales service as well as competitive high quality products. All equipments go through strict quality testing system before ex-work and are attached detailed technical instruction material. Our work is to meet all our customers requirement, Whenever and whereever, we will send experts to give on-site guidance first time upon our clients demand.