Cách sử dụng
The expression "on production of something" means that you must show or present a certain document or item to get something else. For example, if you want to board a plane, you may need to show your passport on production before entering the plane. Similarly, if you want to claim a prize, you may need to show the winning ticket on production. So, in situations like these, "on production of something" means you need to have a specific document or item ready to show before you can proceed to the next step.