Promoting growth can shorten the stem elongation of many plants, control the growth of crop nodes, make the stems sturdy, dwarf the plants, and reduce or prevent lodging; it promotes growth, encourages lateral bud growth and root development, keeps the stems and leaves dark green, and makes the leaves stand upright; it controls flowering time, increases fruit set rate, and promotes fruit ripening. It also enhances the plant's stress resistance, improves its ability to resist diseases, cold, and drought, reduces herbicide damage, and thereby improves harvesting efficiency.