Fecha de publicación: 02/08/2022 Fuente: WIPO "apis cerana" The invention provides a foundation-free frame which comprises a square structure defined by an upper cross beam, a lower cross beam and two side beams, protruding strips facing the interior of the square structure are arranged on the same sides of the four edges of the square structure, and the two ends of the upper cross beam extend out of the square structure to form two first lap joint ends. Meanwhile, the invention further provides a combined apis cerana beehive containing the comb foundation-free frame and a double-space combined apis cerana beehive, the comb foundation-free frame is put into the beehive in advance according to the apis cerana beeway interval, bees naturally nest, the situation that the bees are disturbed by human intervention is reduced, and the labor time is shortened. According to the invention, pure beeswax without impurities such as demolding substances and other chemical substances can be obtained through a comb-foundation-free frame; the space of the combined apis cerana beehive can be adjusted according to the number of the used standard frames, a strong bee colony is maintained and apis cerana swarming is not easy through the application of the second partition plate and the channels and the queen bee separating pieces on the second partition plate, and the bee colony is higher in yield.