Refer to the input text as context and select the correct relationship between 'Holcim' and 'Cement' from the available options.
Options: legal form, industry, product/material produced, founded by

Cement maker Holcim saw second-quarter net profit plunge 35.2 percent year-on-year to 263 million Swiss francs in its last earnings as a separate company before it begins reporting as a group after its merger with Lafarge.
product/material produced