We are using the Coffee Valve and Craft Paper Coffee Bag From Color Suns Company.While I search on website,and found Colorsuns company,the CNO William Liao offer us a good service and high quality of the coffee valve.I am also interested in the craft paper coffee bag,our coffee company need this coffee package with coffee valve so much.As usual,I will buy the coffee bag with degassing valve,but I can installing the coffee valve by their valve applicator machine into my craft paper coffee bag now.I can control the quality by myself.--By Turkey Osman.
