Use the website the Observatory of Economic Complexity (https://atlas.media.mit.edu/en/) to identify a lesser known good that Belgium exports (other than petroleum products).
Read "What is Counter Trade" at https://www.barternewsweekly.com/2010/03/what-is-counter-trade/ . "Your country"(india) wants to countertrade that "lesser known good" you selected above for $100,000 worth of Jack Link's Beef Jerky. They obviously want more than $100,000 worth of it. How does Link Snack, Inc. go about determining how much of that "lesser known good" they need to take in exchange?