(Company introduction)The state-authorized institutions or organizations owned by Luoluo: 'National Tractor Quality Supervision and Inspection Center', 'National Science and Technology Results Testing and Testing Agency', "Vehicle Emission Pollution Detection Agency", "National Road Transport Vehicle Fuel Consumption Detection Agency", International Economic Cooperation Organization for Development and Development(OECD) China's official tractor test station. The institutions or organizations that are affiliated with the management include: the National Tractor Standardization Technical Committee, the Tractor Society of the China Agricultural Machinery Society, and the Tractor Industry Branch of the China Agricultural Machinery Industry Association.