CNS Drilling has been specializing in drilling equipments,air compressors and related drill tools etc.for more than 20 years in China, which has a high-quality work team full of vigor and promise. After 5 years international business exploration and resource integration, we have exported to more than 50 countries and regions,and established the terminal service stations in the South American, Southeast Asia,Middle Asia, Africa and provide more timely and accurate service to customers.3.Based on high-quality products and premium services, we persist in the management philosophy of "success with quality & service creating value", and committed to providing package solutions for customers in the construction and mining drilling industry.4.What we offer:1). Provide maintenance instruction, video,parts list, packing list, accessories and tools free of charge,and operation training if nessesercy.2). Provide the parts free of charge in the guaranty time if the parts break down.3). Training: Customer can come to our factory and accept training, or our technical engineer go to customers' market to train , including using/maintenance/repairing training.