The registration address of the hebei magog biological organic fertilizers ltd. Is 800 metres north-east of the nine townships of the zhuang dynasty village, ishikang city, hebei province. The registration authority is the market supervision authority of the zhuang city district. The legal entity is represented by tung yui. It operates on behalf of organic fertilizers, microbiological fertilizers, medium element fertilizers, micromechanical fertilizers (with the exception of state restrictions, prohibitions), specialized mechanical equipment, general mechanical equipment, non-specified mechanical equipment production, sale (except for prohibited categories, restricted types of items, with the approval of the relevant sector, and without authorization); chemical fertilizers, leaf fertilizers, flushing, biofertilizers, anti-drought water agents, sulphuric acid sub-iron, soil fixants, and mixing of fertilizers; earthworm farming; and agricultural technology promotion services (subject to legal approval and to the approval of the relevant sector)。