Express Delivery: Mongolia Edition Episode 3

Those who have arrived in the Mongolian mini desert! A thrilling and exhilarating experience on the sand dunes that rival most amusement park rides. It's a romantic camping challenge for camping beginners! A day in the desert where both accommodation and the restroom need to be self-managed. The break is over, work begins! There are two packages to be delivered within the given time. What delivery method have they chosen? (Source: TVING)