The series of tea seed meal is the residue of camellia seed after extracting the oil. Tea seed meal contains saponin, which is a kind of soluble toxin and an ideal pond-cleaning agent eliminating not only various wild fishes and shrimps but also spawns of frogs, tadpoles, earthworms, leech, nematodes etc. However, tea seed meal is no dangerous to the pond vegetation. This chemical can make the shrimp exuviate in the early time making them grow more quickly and assist the decomposition of organic fertiliser accelerating the growth of the algae. Saponin is easily soluble in alkaline liquid and he curative effect gets better when you add a little limewater. Since the protein content of tea seed meal is high, it is a fairly efficient fertiliser. For ponds where silt is rare and whose basement soil is barren, tea seed meal makes excellent fertilising effect generating no pollution. The tea seed meal without straw, granularly shaped, is one of the series of tea seed meal products. It is a processed product made from tea seed cake without straw.