Luo Yong Fu was one of the porters.Although he weighed only about 50 kilometers,he carried more than 60 kilometers of tea! The heavy tea wasn't the only hard part of the trip.The porters went up mountains.They crossed valleys.They didn't even stop when the snow was a meter deep.luo Yong fu carried tea from 1935 to 1949.He said,"It was a terrible jop."But people today still remember their hard work.The horses they brought back helped many people in China.