The registration address of henan dynasty machinery co. Ltd. Is 500 m north of the yangry village council in the town of grand duk in the city of zhui. The registration authority is the market supervision authority of the city of zhuyi, represented by the legal person li zhong dynasty, and covers the production and sale of: mechanical equipment and accessories; technical research and development of mechanical equipment; import and export of goods or technology (with the exception of goods and technologies which are prohibited by the state or are subject to administrative approval)。