Since 2002, according to the requirements of the Shandong Entry-Exit Inspection and Quarantine Bureau base filing, the company has annually tested the soil and water quality of the 10000 acres of Japanese vegetable filing base, and can only arrange planting after passing the test. Before the vegetables are harvested from the base, 257-530 pesticide residue tests are carried out, and the products can be purchased and processed after passing the test. The products fully meet the international high-end food requirements.