Confident in Service Excellence, Trust in Quality Heavy Machinery – Choose O.C.R.! We Put Our Customers First – Providing Nationwide Service, No Need for Lengthy Repairs. We Come to You. Convenient On-Site Solutions. Schedule a Test Drive with Just One Call – Mobile Service Covering All of Thailand. Repair at Your Location. 24/7 Call Center Support. Comprehensive Service Centers with Machinery for Every Need. A 15-Year Parts Stock Inventory. Genuine Customer Care and Dedication.