Hongda Xingye Co., Ltd. manufactures and sells chemical products in China. The company produces Tianhu PVC, calcium carbide, caustic soda, sodium carbonate, concrete, liquid chlorine, chlorane, green desulfurizer, and other products; and chlor-alkali products. It also engages in the mining, refining, and separation of rare earth elements. In addition, the company produces and sells refined rare earth powder, rare earth carbonate, and separated rare earth products, as well as sells refined iron powder. Further, it offers rare-earth-based chemicals and polymer-oriented rare earth promoters; soil conditioners and green desulfurizers; and pharmaceutical packaging materials, landscaping materials, PVC eco-house, PVC sheets and films, interior and exterior decoration materials, and PVC construction boards. Additionally, the company provides electronic spot trading, logistics, procurement, information, and technical services; and environmental modification engineering services, such as soil remediation, desulfuration, and denitration, as well as develops soil amelioration and environmental improvement technologies. It also engages in the installation of mechanical and electrical equipment; the production and installation of pressure vessels; and the production of electricity. The company was formerly known as Jiangsu Golden Material Technology Co., Ltd. and changed its name to Hongda Xingye Co., Ltd. in June 2013. The company was founded in 1995 and is headquartered in Guangzhou, China.