By the principle of "high-tech lead ship sales ", many of the products implement Germany DULLY technology and pass Germany TLG lab test. Part of the models match U. S military standard.

长城红外秉承“用高科技带动营销链”的理念，有效发挥了科技力量的带动作用，产品结合和运用了德国杜雷技术，并通过了德国图林根试验室的测试，其中部分专用型号符合美国军用标准。

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