It is the unique geographic environment and climate in Qinghai-Tibet plateau that contribute to the superior quality of broad beans planted here.Sufficient sunlight,effective accumulated temperature,and large temperature span from day to night,mineral-rich soils and non-pollution air and water offers exceptionally ideal conditions for planting broad beans. Qinghai Broad Bean features in large and full grains,no worm-sting,pesticide-free and high protein. It has been exported to Japan,Europe,Middle East for decades with good feedbacks from customers.