We are facing the challenge that HPI has started requested to use fan made of >20% PCR plastic in RFQ stage. However one of the fan (blower actually) vendors (Delta) does not have immediate L10 estimate for PCR fan until a sample build is done for demonstration. We are then stuck at chicken and egg dead lock. Therefore I am seeking if there is already any other fan vendors started to study fan life with respect to the percentage of PCR content.