The registered address of guangzhou sinyang chemical industries ltd., located at no. 601c, no. 30, junjiang dong road, tianhu district, guangzhou city, is the market supervision authority of guangzhou city and is represented by a legal person, jo yuyong, who operates on the basis of the sale of specialized chemical products (excluding dangerous chemicals); the sale of chemical products (excluding licensed chemical products); the sale of oil ink (excluding dangerous chemicals); technical services, technology development, technical advice, technology exchange, technology transfer, technology promotion; the sale of petroleum products (excluding dangerous chemicals); the sale of lubricants; the sale of paints; and the operation of hazardous chemicals;