NHI betl conveyor co.ltd. SHENYANG, LIAONING region. we have 10, 800 employees with 1.3 million square meter covering area. we are professional manufature of mining equitment such as: Tunnel Boring Machine, Coal machinery , Port equipment , etc. and Exported to more than 80 countries & regions. We are very intresting in your offer. for more information with our company feel free make a phone call 0086-15998876579 or send a message inbox ***** looking forward hear from you.