1. Hengshui Changxin Rubber Products Co., Ltd.: Main products: rubber bearings, expansion joints, guardrail supports and drainage pipes.
2. Hebei Henglong FRP Co., Ltd.: Main products: septic tanks, storage tanks, desulfurization towers and purification towers for FRP products.
3. Huian Honghuohui Industrial Co., Ltd.: Main products: ancient temple stone carving, garden landscape stone carving and building stone decoration.
4. Jiangxi Gao Yi Landscape Decoration Co., Ltd.: Main products: imitation wooden railings, cement imitation wooden fences, imitation rattan railings, imitation wooden fences, etc.