As I told you we are still interested with your 3004-O circles , hope to get your support to re-start this project . For 3004 ,currently , we use the products of Deaho(Korea), while for cost saving and long-term business expansion. We are keeping sourcing other reliable supplier who can provide better price support and also provide the good quality as Deaho.Our demand for 3004 -O circle QTY is about 400tons/year ,please refer to the following size info(2018).