Professional biological model manufacturing - Simulation tiger model, the deer model, model giraffe, goldfish model, the giant salamander model, the model of crocodiles, starfish model, the model of horseleech insects, snails model, the zebra model, the red-crowned crane model, the Panda model, the planarian model, earthworms model, hydra model 
 Cell model, the mosaic model of membrane, mitochondrial respiration model, chloroplast model, the reflex arc model, biological pest synaptic model.