The registered address of kyindong rubber limited is located in the eastern village of xuejiang, yu an xin district, hebei province, with the registration authority being the market supervision authority of the yu county and represented by a legal person, including the production and sale of regenerative rubber and rubber products, rubber high-molecular water protection rolls, sales of plastics, rubber and leather products, asbestos products, water-proofing materials, import and export of goods, food processing and “three-single” operations (projects subject to the approval of the law and subject to the approval of the relevant authorities)。