Obj files exported with glitchy shading?

Blender is working just fine and exports well into other formats, however, whenever i export a file in .obj format that shading becomes ‘broken,’ no other engine seems to recognize that the object is supposed to have 3d shading. When I import the original .obj file into the engines it works well and no bugs but Blender just seems to have some issues on exporting obj files with proper shading. How do I fix this issue?


Here is a very obvious example