Aluminum Stage Roof Truss JiangSu ShiZhan Group Co., Ltd was established in 2016 which is the supplier of 2020 Tokyo Olympic Games, the stage project in chinese national holiday of year 2019, meantime the outdoor concert truss for jay chou's World Tour is also provided by us. We are located in wuxi which is 45 minutes by bullet train from shanghai and covers an area of 35000 square meters has...