The registration address of dhoman machinery (shanghai) ltd. Is located at rooms 1904 and 1909, located at 1288 to 80th and 1909 south park, bong-hyun, shanghai, and covers general items: sale of machinery equipment; sale of electronic devices and electromechanical components; wholesale retail sale of hardware products; sale of vacuum equipment for general mechanical equipment installation services; general-purpose equipment repair; and specialized equipment repair (in addition to legally authorized projects, operating on an autonomous basis under a licence)。