Main Page | See live article | Alphabetical index The J-4 was the Chinese-built version of the MiG-15. It is often referred to as the F-4 when spoken of in other nations, but this should be not be confused with the American-built F-4 Phantom. Some have argued that it was never called the J-4 in China though, and that this is a western invention. In China it was definitely known as the J-2 This article is from Wikipedia. All text is available under the terms of the GNU Free Documentation License.