The registered address of guangzhou hyeung hypothetical machinery co. Ltd. Is located at room no. 102, no. 21, no. 1 no. 21, new tong town, city of guangzhou. The registration authority is the city of guangzhou market supervision authority, which operates on behalf of zhang jianying and includes hydraulic and gas-powered machinery and components manufacturing; other metal-processing machinery manufacturing; capacitors and their accessories manufacturing; ship-based equipment manufacturing; fire-fighting facility maintenance; ship-loading equipment manufacturing and installation; electrical equipment repair; mechanical accessories retailing; specialized equipment repair; machine-bed attachments manufacture; instrumentation table repair; retailing of general-purpose machinery equipment; ship repair; mechanical spare parts processing; general-purpose equipment repair; electrical switch control equipment manufacturing;