Not tall. According to official website, the People's Government of Bama Yao Autonomous County, Guangxi, Pona Village is 18km away from Bai Mo Cave with the strongest geomagnetic field in Bama. Bona village has a good environment, not far from the market and county, with Panyang River in front and mountains behind it. The building is relatively new, with a good living environment and convenient life. It is a good place for travel, vacation and health preservation. The strongest geomagnetic field in Bama is Bai Mo Cave, with geomagnetic intensity as high as 0.58 gauss, which is suitable for long-term magnetic therapy.