Secondary Market Sourcing, Test Equipment, Korea

Please note that below task is only available to local Koreans and long-term Korea residents. I need help tracking down reliable, fairly-priced, second-hand test and measurement instruments here in Korea... (Budget: $10 - $30 USD, Jobs: Business Development, Data Collection, Data Entry, Inventory Management, Market Analysis, Market Research, Research, Sourcing, Supplier Sourcing, Supplier Verification)