... diameter:Dia:7-8mm, 8-9mm,9-10mm,>11mm 5.Grade: A Feature: 1. Color: fresh green ... odour4. Impurity: no ( hair and other foreign material )5. Pesticide and Heavy metal residual: no exceed6. Other: ... water until 7-8 minutes after the water is boiled or steaming 5-6 minutes Size in diameter: ... Newcorn supply the customers products with spotless quality.5. The most severe quality, security, and environmental ...