1.Camp K modular houses with middle-size are the most economical ones for accommodation, office, temporary storage. The layout is flexible with span from 5m-18mand length of 1.82m(1k=1.82m) as standard expansion module. 2.The stable frame-share wall structure of house is worked by unique structure system, superior wind resistance, cold-formed thin-walled steel structure, cross layout, flexible cable, lateral wall panel arrangement. 3.The house is one of the fasted installation temporary houses. Four people can install 80m2 each day. A 40ft container can ship about 200 square meters(construction area). This transport volume is economical. 4.This house is one of the best dismantling performance temporary house. It can disassemble 10 times. Building technology: one layer, two layers and three layers .