China's National Aircraft flight-testing Academy is located in Yanliang, a small town near Xi'an city ,the capital of Shanxi province, northwest China. Here is some pictures about it from CD.it shows you what is on in Yanliang. New AWAC, it is a Y8+AESA mushroon. so it is different from that exported to Pakistan. pakistan's doesn't use AESA. new H6. I don't know whether it is a new modified H6 or a testing bed . here is a "jumping" lauching platform for birds on AC.