On May 31 the steel structure of the mountain range was successfully completed. The mountain's tallest point is 65 meters.
Sources: https://mp.weixin.qq.com/s/7N5EFDUtQyj367xQoND7qA and https://m.weibo.cn/status/4510893415153090 and https://m.weibo.cn/6056278780/4510268186850823