Share ownership Shandong Ruifeng Chemical Co., Ltd.

Shandong Ruifeng Chemical Co Ltd is a China-based company primarily engaged in the production and sales of chemical products. The Company mainly operates three businesses. The plastic additive business is engaged in the production and sales of general plastic polyvinyl chloride (PVC) additives, engineering plastic additives and other products. The biodegradable materials business is mainly engaged in the production and sales of biodegradable polymer materials such as poly(butylene adipate-co-terephthalate) (PBAT) products. The new product business is mainly engaged in the businesses of special polyester materials, synthetic biomaterials, battery binder materials, and black phosphorus products. The Company conducts its business in the domestic and overseas markets.