Abstract: The elements that cause children’s language development obstacle are varied, such as inborn hereditary deficiency, age, environmental factors, educational factors etc. This research paper uses a particular case to analyze the reason that two children exist language development obstacle in excellent language voicing foundation, through the collection and analysis of their family background and growing experience, combined with the predecessor’s research achievements, I deduce several reasons: lack of promoting language development environment, deficiency of language input, formation of unhealthy psychological environment, unscientific family breeding notion. On this basis, I make a detailed elaboration on the improved strategy of current kindergarten education . Key words: language development obstacle language environment psychological environment breeding notion