Sigma for Import & Export interview questions

First there was English test about 7-10 papers ,The interview process was conducted in two rounds. The first round was with HR and the Supply Chain Manager. The second round involved giving a presentation in front of the same panel, including a Regulatory Affairs specialist. After the interviews, they initially told me they would send a job offer, but it was not sent. Later, they contacted me to check if I was still interested, again promising the offer, which was still not sent.