We are looking for Check Valves (Non-Return Valve)
for Aquarium 
Q\'ty: 100,000pcs every month 

1. Pls arrange to me the best price based on FOB 
2. Whether you exported to Korean market or not and 
any other country? and any authorized quality certificate 
from international investigation institute? 
3. Output ability per month 
4. Carton size, q\'ty per carton and packing plan 

Pls remind we are not one timed importer but looking for 
long termed partner for this item, so hope to give us your 
best price & sincere info.