The invention discloses a portable type outdoor environment-friendly storage bag. The portable type outdoor environment-friendly storage bag comprises a storage bag body, a shrinkage rope, a partitionplate and a lining plate, wherein a bag mouth is arranged on the top of the storage bag body; the position, close to the bag mouth, of the storage bag body is equipped with a plurality of mounting holes in a spaced mode; the shrinkage rope sequentially passes through the mounting holes; the two ends of the shrinkage rope are equipped with fixed buckles; one end of each fixed buckle is equipped with a hanging ring; the two sides of the partition plate are equipped with a plurality of ultraviolet-ray germicidal lamps; a battery box is arranged on the top of the partition plate; a control switchis arranged at one side of the battery box; the bottom of the partition plate is equipped with an insertion block; the lining plate is of an arc-shaped structure; an insertion slot is formed in one side of the middle part of the lining plate; the partition plate and the lining plate are in combined connection through the insertion block and the insertion slot; the lining plate and the partition plate are arranged on the inner part of the storage bag body; and the storage bag body is suitable for being used in outdoor remote places with fewer garbage cans, and can be taken along to collect objects such as used food bags and tissue, so that a condition that environmental pollution is caused as non-degradable garbage is thrown away everywhere is avoided. The portable type outdoor environment-friendly storage bag is reasonable in design, and is suitable for being popularized and used.