they're emptied by efiba. and efiba is responsible for what happens to the clothes after they're picked up. >> the local red cross sells the donated clothing by the kilo. but where do they end up? we head to bitterfeld-wolfen to efiba's parent company, soex, a major international clothing recycler. on the loading ramp, we see masses of donated clothing -- including some from the red cross. pailak mzikian shows us the world's biggest sorting facility >> this is where we start unloading. you can see how they're hard at work. we get 400 tons a day. it all comes from our subsidiaries, efiba and retextil. they collect used clothing germany-wide. >> efiba gathers donated clothing for a number of charities, not just the red cross. but soex isn't a charity -- it's a for-profit organization, and the clothing is a commodity. >> it's not going to be donated to africa. no way. that wouldn't make sense anyhow, both from an economic and sustainability point of view. we're a full-profit company at soex, not an ngo. >> soex m