How do you fix a oil leak on a peace 110 cc 4 wheeler?

To fix an oil leak on a Peace 110 cc four-wheeler, first identify the source of the leak by inspecting the engine, oil pan, and seals. Clean the area around the leak and check for loose bolts or damaged seals that may need tightening or replacement. If the gasket or seal is worn, replace it with a new one, applying appropriate sealant if necessary. Finally, refill the oil to the correct level and monitor for any further leaks.