Xinxing Cast Pipe Co., Ltd. Xinxing Cast Pipe Co., Ltd. was exclusively initiated and established by Xinxing Cast Pipe Group Co., Ltd. Xinxing Cast Pipe Co., Ltd. invested 17 billion yuan in Handan, Hebei. As of October 14, 2022, Xinxing Cast Pipe Co., Ltd. has developed into a cross-regional, cross-industry, large-scale enterprise integrating science, industry and trade, and is one of the country's 520 key enterprises.