Chi Man Beijing Science and Technology Development Co., Ltd. is a professional engaged in security, terrorism, explosives disposal equipment research and development, production, sales, leasing and services as one of the high-tech enterprises. Co***ny R & D and production base in Shenzhen. Since its inception, the co***ny, by virtue of terrorism in the security technology in the field of professional standards, developed a number of products have been widely used in large-scale events, forces, public securi...
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