The registration address of granko machinery ltd., texas, is located in the village of the white temple in the south town of chazin county, in shandong province (tarbei village high pressure line), with the registration authority being the market supervision authority of chazin county, representing zhang bin, operating in the areas of industrial pump design, processing, installation, sale; oil, chemical machinery equipment, accessories design, processing, marketing, repair (project authorized by law and subject to the approval of the relevant department)。