China 3ML Peptide Sourcing

My goal is to secure a reliable source for 3 ml liquid peptide cartridges in China intended for commercial sale. I will be ordering well over 500 units per run, so consistency of supply and the ability to scale are just as important as cost... (Budget: £250 - £750 GBP, Jobs: Manufacturing, Market Research, Product Sourcing, Simplified Chinese Translator, Sourcing, Supplier Sourcing, Supplier Verification, Supply Chain)