Even though companies such as Samsung Electronics and LG Electronics have continued to sell products in Iran, South Korean exports to the country fell to $4.16 billion last year from $6.26 billion in 2012, according to the Korea International Trade Association.
Refer to the input text as context and select the correct relationship between 'Samsung' and 'Electronics' from the available options.
Options: developer, director/manager, product/material produced, headquarters location