The registration address of shandong shinzheng mechanical science and technology ltd. Is located on the secret water street of the city of gomi, xi jia li village, located in the city of shandong, with the registration authority being the market supervision authority of the city of gomi, with representatives of legal entities operating on behalf of the company, including the production and marketing of agricultural machinery, road transport equipment, welding equipment, environmental protection equipment, sanitation equipment, trailers, agricultural trailers and accessories, trailers, trailers, trailers and spare parts (other than foundries, agricultural machinery, tractors, tyres); the design, development of agricultural machinery equipment and the provision of technical services and applications; and the import and export of goods related to the enterprise's products. (projects subject to legal approval may not operate without the approval of the relevant department)